##############################################################################
###                                                                        ###
###        Electronic paper (Acta Crystallographica Section E)             ###
###                                                                        ###
##############################################################################
#                                                                            #
# This CIF contains the data in a paper accepted for publication in Acta     #
# Crystallographica Section E. It conforms to the requirements of Notes      #
# for Authors for Section E, and has been peer reviewed under the auspices   #
# of the IUCr Commission on Journals.                                        #
#                                                                            #
# Full details of the Crystallographic Information File format               #
# are given in the paper "The Crystallographic Information File (CIF):       #
# a New Standard Archive File for Crystallography" by S. R. Hall, F. H.      #
# Allen and I. D. Brown [Acta Cryst. (1991), A47, 655-685].                  #
#                                                                            #
# The current version of the core CIF dictionary is obtainable from          #
# ftp://ftp.iucr.org/pub/cif_core.dic. The current version number is 2.1.    #
#                                                                            #
# Software is freely available for graphical display of the structure(s) in  #
# this CIF.  For information consult the CIF home page http://www.iucr.org/  #
# cif/home.html                                                              #
#                                                                            #
#            Copyright International Union of Crystallography                #
#                                                                            #
##############################################################################
                                             
data_I
_audit_creation_method     SHELXL-97
_chemical_name_systematic
;
Methyl 2(S)-(N-fluoren-9-ylmethoxycarbonylamino)-3-(2-pyridyl)propionate
;
_chemical_name_common     ?
_chemical_formula_moiety     'C24 H22 N2 O4'
_chemical_formula_sum     'C24 H22 N2 O4'
_chemical_formula_iupac     'C24 H22 N2 O4'
_chemical_formula_weight     402.44
_chemical_melting_point     ?
_symmetry_cell_setting     orthorhombic
_symmetry_space_group_name_H-M     'P 21 21 21'
loop_
    _symmetry_equiv_pos_as_xyz
    'x, y, z'
    '-x+1/2, -y, z+1/2'
    '-x, y+1/2, -z+1/2'
    'x+1/2, -y+1/2, -z'
_cell_length_a     5.524(4)
_cell_length_b     14.988(11)
_cell_length_c     23.557(18)
_cell_angle_alpha     90.00
_cell_angle_beta     90.00
_cell_angle_gamma     90.00
_cell_volume     1950(3)
_cell_formula_units_Z     4
_cell_measurement_reflns_used     2523
_cell_measurement_theta_min     2.2
_cell_measurement_theta_max     25.8
_cell_measurement_temperature     173(2)
_exptl_crystal_description     needle
_exptl_crystal_colour     colourless
_exptl_crystal_size_max     0.48
_exptl_crystal_size_mid     0.09
_exptl_crystal_size_min     0.06
_exptl_crystal_density_diffrn     1.371
_exptl_crystal_density_meas     ?
_exptl_crystal_density_method     'not measured'
_exptl_crystal_F_000     848
_exptl_absorpt_coefficient_mu     0.094
_exptl_absorpt_correction_type     none
_exptl_absorpt_process_details     ?
_exptl_absorpt_correction_T_min     ?
_exptl_absorpt_correction_T_max     ?
_exptl_special_details
;
 ?
;
_diffrn_ambient_temperature     173(2)
_diffrn_radiation_type     MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_source     'sealed tube'
_diffrn_radiation_monochromator     graphite
_diffrn_measurement_device_type     'Bruker SMART 1K CCD'
_diffrn_measurement_method     'narrow-frame ω'
_diffrn_detector_area_resol_mean     8.192
_diffrn_reflns_number     6519
_diffrn_reflns_av_R_equivalents     0.1577
_diffrn_reflns_av_sigmaI/netI     0.1753
_diffrn_reflns_theta_min     1.73
_diffrn_reflns_theta_max     25.00
_diffrn_reflns_theta_full     25.00
_diffrn_measured_fraction_theta_max     0.921
_diffrn_measured_fraction_theta_full     0.921
_diffrn_reflns_limit_h_min     -6
_diffrn_reflns_limit_h_max     6
_diffrn_reflns_limit_k_min     -11
_diffrn_reflns_limit_k_max     15
_diffrn_reflns_limit_l_min     -28
_diffrn_reflns_limit_l_max     28
_diffrn_standards_number     0
_diffrn_standards_interval_count     ?
_diffrn_standards_interval_time     ?
_diffrn_standards_decay_%     ?
_refine_special_details
;
 ?
;
_reflns_number_total     1863
_reflns_number_gt     1042
_reflns_threshold_expression     I>2σ(I)
_refine_ls_structure_factor_coef     Fsqd
_refine_ls_matrix_type     full
_refine_ls_R_factor_all     0.1133
_refine_ls_R_factor_gt     0.0517
_refine_ls_wR_factor_gt     0.0766
_refine_ls_wR_factor_ref     0.0902
_refine_ls_goodness_of_fit_ref     0.797
_refine_ls_restrained_S_all     0.797
_refine_ls_number_reflns     1863
_refine_ls_number_parameters     273
_refine_ls_number_restraints     0
_refine_ls_hydrogen_treatment     constr
_refine_ls_weighting_scheme     calc
_refine_ls_weighting_details
                  'w = 1/[σ²(Fo²)+(0.0258P)²] where P=  (Fo²+2Fc²)/3'
_atom_sites_solution_hydrogens     geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary     difmap
_refine_ls_shift/su_max     <0.001
_refine_ls_shift/su_mean     0.000
_refine_diff_density_max     0.193
_refine_diff_density_min     -0.229
_refine_ls_extinction_method     SHELXTL
_refine_ls_extinction_coef     0.0073(12)
_refine_ls_extinction_expression
                                  'Fc^*^=kFc[1+0.001xFc²λ³/sin(2θ)]^-1/4^'
_refine_ls_abs_structure_details     ?
_refine_ls_abs_structure_Flack     ?
loop_
    _atom_type_symbol
    _atom_type_description
    _atom_type_scat_dispersion_real
    _atom_type_scat_dispersion_imag
    _atom_type_scat_source
    'C' 'C' 0.0033 0.0000
                         'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
    'H' 'H' 0.0000 0.0000
                         'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
    'N' 'N' 0.0061 0.0000
                         'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
    'O' 'O' 0.0106 0.0000
                         'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
_computing_data_collection     'SMART (Bruker, 2001)'
_computing_cell_refinement     'SAINT (Bruker, 2001)'
_computing_data_reduction     'SAINT'
_computing_structure_solution     'SHELXTL (Sheldrick, 2001)'
_computing_structure_refinement     SHELXTL
_computing_molecular_graphics     SHELXTL
_computing_publication_material     'SHELXTL and local programs'
loop_
    _atom_site_label
    _atom_site_fract_x
    _atom_site_fract_y
    _atom_site_fract_z
    _atom_site_U_iso_or_equiv
    _atom_site_adp_type
    _atom_site_calc_flag
    _atom_site_refinement_flags
    _atom_site_occupancy
    _atom_site_disorder_assembly
    _atom_site_disorder_group
    _atom_site_type_symbol
    C1 0.3623(8) 0.5721(4) 0.5524(2) 0.0315(14) Uani d . 1 . . C
    N1 0.4492(8) 0.6179(3) 0.50819(16) 0.0370(12) Uani d . 1 . . N
    C2 0.6059(10) 0.6832(4) 0.5197(2) 0.0479(16) Uani d . 1 . . C
    H2 0.6654 0.7176 0.4888 0.058 Uiso calc R 1 . . H
    C3 0.6875(9) 0.7044(4) 0.5736(2) 0.0466(16) Uani d . 1 . . C
    H3 0.8014 0.7509 0.5797 0.056 Uiso calc R 1 . . H
    C4 0.5957(10) 0.6547(4) 0.6180(2) 0.0525(18) Uani d . 1 . . C
    H4 0.6437 0.6671 0.6559 0.063 Uiso calc R 1 . . H
    C5 0.4364(9) 0.5880(4) 0.6069(2) 0.0435(16) Uani d . 1 . . C
    H5 0.3761 0.5523 0.6371 0.052 Uiso calc R 1 . . H
    C6 0.1889(8) 0.4990(4) 0.53975(17) 0.0330(14) Uani d . 1 . . C
    H6A 0.0228 0.5237 0.5411 0.040 Uiso calc R 1 . . H
    H6B 0.2016 0.4536 0.5701 0.040 Uiso calc R 1 . . H
    C7 0.2238(8) 0.4524(3) 0.48228(19) 0.0334(14) Uani d . 1 . . C
    H7 0.1217 0.3973 0.4837 0.040 Uiso calc R 1 . . H
    C8 0.1370(8) 0.5049(4) 0.4303(2) 0.0310(14) Uani d . 1 . . C
    O1 0.2444(6) 0.5094(3) 0.38623(13) 0.0479(11) Uani d . 1 . . O
    O2 -0.0756(5) 0.5433(2) 0.43985(12) 0.0369(10) Uani d . 1 . . O
    C9 -0.1820(8) 0.5855(4) 0.39104(19) 0.0436(15) Uani d . 1 . . C
    H9A -0.2013 0.5415 0.3606 0.065 Uiso calc R 1 . . H
    H9B -0.0766 0.6339 0.3780 0.065 Uiso calc R 1 . . H
    H9C -0.3408 0.6099 0.4013 0.065 Uiso calc R 1 . . H
    N2 0.4662(6) 0.4224(3) 0.47369(14) 0.0295(11) Uani d . 1 . . N
    H2N 0.5880 0.4576 0.4826 0.035 Uiso calc R 1 . . H
    C10 0.5101(9) 0.3413(4) 0.45225(18) 0.0274(14) Uani d . 1 . . C
    O3 0.3698(6) 0.2803(3) 0.44961(13) 0.0363(10) Uani d . 1 . . O
    O4 0.7398(5) 0.3359(2) 0.43328(12) 0.0320(9) Uani d . 1 . . O
    C11 0.8216(8) 0.2504(3) 0.41180(18) 0.0325(15) Uani d . 1 . . C
    H11A 0.6871 0.2068 0.4130 0.039 Uiso calc R 1 . . H
    H11B 0.9551 0.2275 0.4358 0.039 Uiso calc R 1 . . H
    C12 0.9088(8) 0.2619(3) 0.35102(17) 0.0274(14) Uani d . 1 . . C
    H12 1.0297 0.3115 0.3491 0.033 Uiso calc R 1 . . H
    C13 0.7100(9) 0.2773(4) 0.30720(19) 0.0309(14) Uani d . 1 . . C
    C14 0.7130(8) 0.2090(4) 0.26681(19) 0.0302(14) Uani d . 1 . . C
    C15 0.5458(9) 0.2071(4) 0.22334(19) 0.0389(16) Uani d . 1 . . C
    H15 0.5476 0.1601 0.1963 0.047 Uiso calc R 1 . . H
    C16 0.3776(10) 0.2737(4) 0.2197(2) 0.0447(16) Uani d . 1 . . C
    H16 0.2623 0.2732 0.1898 0.054 Uiso calc R 1 . . H
    C17 0.3740(9) 0.3424(4) 0.2596(2) 0.0419(16) Uani d . 1 . . C
    H17 0.2562 0.3882 0.2561 0.050 Uiso calc R 1 . . H
    C18 0.5392(9) 0.3457(4) 0.3046(2) 0.0365(15) Uani d . 1 . . C
    H18 0.5352 0.3922 0.3320 0.044 Uiso calc R 1 . . H
    C19 1.0234(8) 0.1756(3) 0.32964(18) 0.0264(13) Uani d . 1 . . C
    C20 0.9025(8) 0.1454(4) 0.2814(2) 0.0301(13) Uani d . 1 . . C
    C21 0.9781(9) 0.0691(4) 0.25342(19) 0.0371(15) Uani d . 1 . . C
    H21 0.8979 0.0494 0.2200 0.045 Uiso calc R 1 . . H
    C22 1.1738(9) 0.0221(4) 0.2752(2) 0.0459(16) Uani d . 1 . . C
    H22 1.2251 -0.0317 0.2576 0.055 Uiso calc R 1 . . H
    C23 1.2932(9) 0.0534(4) 0.3225(2) 0.0436(16) Uani d . 1 . . C
    H23 1.4323 0.0225 0.3358 0.052 Uiso calc R 1 . . H
    C24 1.2155(8) 0.1289(3) 0.35116(19) 0.0323(14) Uani d . 1 . . C
    H24 1.2939 0.1479 0.3850 0.039 Uiso calc R 1 . . H
_geom_special_details
;
 ?
;
loop_
    _geom_bond_atom_site_label_1
    _geom_bond_atom_site_label_2
    _geom_bond_site_symmetry_2
    _geom_bond_distance
    _geom_bond_publ_flag
    C1 N1 . 1.338(6) ?
    C1 C5 . 1.368(6) ?
    C1 C6 . 1.485(7) ?
    N1 C2 . 1.334(6) ?
    C2 H2 . 0.950 ?
    C2 C3 . 1.383(6) ?
    C3 H3 . 0.950 ?
    C3 C4 . 1.381(7) ?
    C4 H4 . 0.950 ?
    C4 C5 . 1.357(7) ?
    C5 H5 . 0.950 ?
    C6 H6A . 0.990 ?
    C6 H6B . 0.990 ?
    C6 C7 . 1.536(6) ?
    C7 H7 . 1.000 ?
    C7 C8 . 1.533(6) ?
    C7 N2 . 1.427(6) ?
    C8 O1 . 1.197(5) ?
    C8 O2 . 1.327(5) ?
    O2 C9 . 1.438(5) ?
    C9 H9A . 0.980 ?
    C9 H9B . 0.980 ?
    C9 H9C . 0.980 ?
    N2 H2N . 0.880 ?
    N2 C10 . 1.338(6) ?
    C10 O3 . 1.201(5) ?
    C10 O4 . 1.347(5) ?
    O4 C11 . 1.450(5) ?
    C11 H11A . 0.990 ?
    C11 H11B . 0.990 ?
    C11 C12 . 1.521(6) ?
    C12 H12 . 1.000 ?
    C12 C13 . 1.525(6) ?
    C12 C19 . 1.525(6) ?
    C13 C14 . 1.398(6) ?
    C13 C18 . 1.394(6) ?
    C14 C15 . 1.379(6) ?
    C14 C20 . 1.457(6) ?
    C15 H15 . 0.950 ?
    C15 C16 . 1.366(7) ?
    C16 H16 . 0.950 ?
    C16 C17 . 1.394(7) ?
    C17 H17 . 0.950 ?
    C17 C18 . 1.400(6) ?
    C18 H18 . 0.950 ?
    C19 C20 . 1.394(6) ?
    C19 C24 . 1.368(6) ?
    C20 C21 . 1.384(6) ?
    C21 H21 . 0.950 ?
    C21 C22 . 1.390(7) ?
    C22 H22 . 0.950 ?
    C22 C23 . 1.377(6) ?
    C23 H23 . 0.950 ?
    C23 C24 . 1.386(6) ?
    C24 H24 . 0.950 ?
loop_
    _geom_angle_atom_site_label_1
    _geom_angle_atom_site_label_2
    _geom_angle_atom_site_label_3
    _geom_angle_site_symmetry_1
    _geom_angle_site_symmetry_3
    _geom_angle
    _geom_angle_publ_flag
    N1 C1 C5 . . 122.3(5) ?
    N1 C1 C6 . . 117.0(4) ?
    C5 C1 C6 . . 120.7(5) ?
    C1 N1 C2 . . 116.8(5) ?
    N1 C2 H2 . . 117.7 ?
    N1 C2 C3 . . 124.5(6) ?
    H2 C2 C3 . . 117.7 ?
    C2 C3 H3 . . 121.6 ?
    C2 C3 C4 . . 116.9(5) ?
    H3 C3 C4 . . 121.6 ?
    C3 C4 H4 . . 120.4 ?
    C3 C4 C5 . . 119.3(5) ?
    H4 C4 C5 . . 120.4 ?
    C1 C5 C4 . . 120.2(5) ?
    C1 C5 H5 . . 119.9 ?
    C4 C5 H5 . . 119.9 ?
    C1 C6 H6A . . 108.4 ?
    C1 C6 H6B . . 108.4 ?
    C1 C6 C7 . . 115.6(4) ?
    H6A C6 H6B . . 107.4 ?
    H6A C6 C7 . . 108.4 ?
    H6B C6 C7 . . 108.4 ?
    C6 C7 H7 . . 105.9 ?
    C6 C7 C8 . . 115.5(4) ?
    C6 C7 N2 . . 112.7(4) ?
    H7 C7 C8 . . 105.9 ?
    H7 C7 N2 . . 105.9 ?
    C8 C7 N2 . . 110.0(4) ?
    C7 C8 O1 . . 124.5(4) ?
    C7 C8 O2 . . 111.4(4) ?
    O1 C8 O2 . . 124.1(5) ?
    C8 O2 C9 . . 114.7(4) ?
    O2 C9 H9A . . 109.5 ?
    O2 C9 H9B . . 109.5 ?
    O2 C9 H9C . . 109.5 ?
    H9A C9 H9B . . 109.5 ?
    H9A C9 H9C . . 109.5 ?
    H9B C9 H9C . . 109.5 ?
    C7 N2 H2N . . 119.7 ?
    C7 N2 C10 . . 120.6(4) ?
    H2N N2 C10 . . 119.7 ?
    N2 C10 O3 . . 126.5(5) ?
    N2 C10 O4 . . 110.5(5) ?
    O3 C10 O4 . . 123.0(5) ?
    C10 O4 C11 . . 117.5(4) ?
    O4 C11 H11A . . 109.9 ?
    O4 C11 H11B . . 109.9 ?
    O4 C11 C12 . . 109.1(4) ?
    H11A C11 H11B . . 108.3 ?
    H11A C11 C12 . . 109.9 ?
    H11B C11 C12 . . 109.9 ?
    C11 C12 H12 . . 109.8 ?
    C11 C12 C13 . . 115.2(4) ?
    C11 C12 C19 . . 110.3(4) ?
    H12 C12 C13 . . 109.8 ?
    H12 C12 C19 . . 109.8 ?
    C13 C12 C19 . . 101.8(4) ?
    C12 C13 C14 . . 110.0(4) ?
    C12 C13 C18 . . 128.9(5) ?
    C14 C13 C18 . . 121.1(5) ?
    C13 C14 C15 . . 120.8(5) ?
    C13 C14 C20 . . 109.1(4) ?
    C15 C14 C20 . . 130.0(5) ?
    C14 C15 H15 . . 120.4 ?
    C14 C15 C16 . . 119.1(5) ?
    H15 C15 C16 . . 120.4 ?
    C15 C16 H16 . . 119.8 ?
    C15 C16 C17 . . 120.5(5) ?
    H16 C16 C17 . . 119.8 ?
    C16 C17 H17 . . 119.1 ?
    C16 C17 C18 . . 121.8(5) ?
    H17 C17 C18 . . 119.1 ?
    C13 C18 C17 . . 116.6(5) ?
    C13 C18 H18 . . 121.7 ?
    C17 C18 H18 . . 121.7 ?
    C12 C19 C20 . . 110.2(4) ?
    C12 C19 C24 . . 129.3(4) ?
    C20 C19 C24 . . 120.5(5) ?
    C14 C20 C19 . . 108.9(5) ?
    C14 C20 C21 . . 130.2(5) ?
    C19 C20 C21 . . 120.8(5) ?
    C20 C21 H21 . . 120.7 ?
    C20 C21 C22 . . 118.6(5) ?
    H21 C21 C22 . . 120.7 ?
    C21 C22 H22 . . 120.1 ?
    C21 C22 C23 . . 119.9(5) ?
    H22 C22 C23 . . 120.1 ?
    C22 C23 H23 . . 119.2 ?
    C22 C23 C24 . . 121.6(5) ?
    H23 C23 C24 . . 119.2 ?
    C19 C24 C23 . . 118.5(4) ?
    C19 C24 H24 . . 120.7 ?
    C23 C24 H24 . . 120.7 ?
loop_
    _geom_torsion_atom_site_label_1
    _geom_torsion_atom_site_label_2
    _geom_torsion_atom_site_label_3
    _geom_torsion_atom_site_label_4
    _geom_torsion_site_symmetry_1
    _geom_torsion_site_symmetry_2
    _geom_torsion_site_symmetry_3
    _geom_torsion_site_symmetry_4
    _geom_torsion
    _geom_torsion_publ_flag
    C5 C1 N1 C2 . . . . -2.7(7) ?
    C6 C1 N1 C2 . . . . -179.7(4) ?
    C1 N1 C2 C3 . . . . 1.8(8) ?
    N1 C2 C3 C4 . . . . -1.1(8) ?
    C2 C3 C4 C5 . . . . 1.0(8) ?
    C3 C4 C5 C1 . . . . -1.9(9) ?
    N1 C1 C5 C4 . . . . 2.8(8) ?
    C6 C1 C5 C4 . . . . 179.7(5) ?
    N1 C1 C6 C7 . . . . 30.3(6) yes
    C5 C1 C6 C7 . . . . -146.7(5) yes
    C1 C6 C7 C8 . . . . -75.6(5) yes
    C1 C6 C7 N2 . . . . 52.0(6) yes
    C6 C7 C8 O1 . . . . 138.5(5) ?
    C6 C7 C8 O2 . . . . -42.9(6) yes
    N2 C7 C8 O1 . . . . 9.5(7) ?
    N2 C7 C8 O2 . . . . -171.9(4) yes
    C7 C8 O2 C9 . . . . -173.3(4) yes
    O1 C8 O2 C9 . . . . 5.3(7) ?
    C6 C7 N2 C10 . . . . 136.1(4) yes
    C8 C7 N2 C10 . . . . -93.4(5) yes
    C7 N2 C10 O3 . . . . -17.0(7) ?
    C7 N2 C10 O4 . . . . 163.1(4) yes
    N2 C10 O4 C11 . . . . 176.3(3) yes
    O3 C10 O4 C11 . . . . -3.6(6) ?
    C10 O4 C11 C12 . . . . 122.7(4) yes
    O4 C11 C12 C13 . . . . -72.2(5) yes
    O4 C11 C12 C19 . . . . 173.4(3) yes
    C11 C12 C13 C14 . . . . -119.3(4) ?
    C11 C12 C13 C18 . . . . 59.4(7) ?
    C19 C12 C13 C14 . . . . 0.0(5) ?
    C19 C12 C13 C18 . . . . 178.7(5) ?
    C12 C13 C14 C15 . . . . 178.5(4) ?
    C12 C13 C14 C20 . . . . 1.2(5) ?
    C18 C13 C14 C15 . . . . -0.3(7) ?
    C18 C13 C14 C20 . . . . -177.6(4) ?
    C13 C14 C15 C16 . . . . 0.7(7) ?
    C20 C14 C15 C16 . . . . 177.4(5) ?
    C14 C15 C16 C17 . . . . -0.3(8) ?
    C15 C16 C17 C18 . . . . -0.4(8) ?
    C12 C13 C18 C17 . . . . -179.0(4) ?
    C14 C13 C18 C17 . . . . -0.4(7) ?
    C16 C17 C18 C13 . . . . 0.8(7) ?
    C11 C12 C19 C20 . . . . 121.5(4) ?
    C11 C12 C19 C24 . . . . -58.4(6) ?
    C13 C12 C19 C20 . . . . -1.3(5) ?
    C13 C12 C19 C24 . . . . 178.8(5) ?
    C12 C19 C20 C14 . . . . 2.1(5) ?
    C12 C19 C20 C21 . . . . 178.3(4) ?
    C24 C19 C20 C14 . . . . -178.0(4) ?
    C24 C19 C20 C21 . . . . -1.8(7) ?
    C13 C14 C20 C19 . . . . -2.1(5) ?
    C13 C14 C20 C21 . . . . -177.8(5) ?
    C15 C14 C20 C19 . . . . -179.1(5) ?
    C15 C14 C20 C21 . . . . 5.2(9) ?
    C14 C20 C21 C22 . . . . 176.8(5) ?
    C19 C20 C21 C22 . . . . 1.5(7) ?
    C20 C21 C22 C23 . . . . -2.3(7) ?
    C21 C22 C23 C24 . . . . 3.5(7) ?
    C12 C19 C24 C23 . . . . -177.3(4) ?
    C20 C19 C24 C23 . . . . 2.8(7) ?
    C22 C23 C24 C19 . . . . -3.7(7) ?
loop_
    _geom_hbond_atom_site_label_D
    _geom_hbond_atom_site_label_H
    _geom_hbond_atom_site_label_A
    _geom_hbond_site_symmetry_A
    _geom_hbond_distance_DH
    _geom_hbond_distance_HA
    _geom_hbond_distance_DA
    _geom_hbond_angle_DHA
    _geom_hbond_publ_flag
    N2 H2N O2 1_655 0.88 2.47 3.214(5) 142 no
data_global
_journal_date_recd_electronic     2003-08-01
_journal_date_accepted     2003-08-04
_journal_name_full     'Acta Crystallographica, Section E'
_journal_year     2003
_journal_volume     59
_journal_issue      9
_journal_page_first     o1257
_journal_page_last     o1258
_journal_paper_category     EO
_publ_contact_author_name     'Prof. W. Clegg'
_publ_contact_author_address
;
School of Natural Sciences (Chemistry)
Bedson Building
University of Newcastle
Newcastle upon Tyne
NE1 7RU
;
_publ_contact_author_email     w.clegg@ncl.ac.uk
_publ_contact_author_fax     '0191 222 6929'
_publ_contact_author_phone     '0191 222 6649'
_publ_section_title
;
Methyl 2(S)-(N-fluoren-9-ylmethoxycarbonylamino)-3-(2-pyridyl)propionate
;
loop_
    _publ_author_name
    _publ_author_footnote
    _publ_author_address
    'Clegg, William' .
; School of Natural Sciences (Chemistry)
  University of Newcastle upon Tyne
  Newcastle upon Tyne NE1 7RU
  England
;
    'Horsburgh, Lynne' .
; School of Natural Sciences (Chemistry)
  University of Newcastle upon Tyne
  Newcastle upon Tyne NE1 7RU
  England
;
