Generation of a 4-crossing [2]-catenane motif by the 2D→2D parallel interpenetration of pairs of (4,4) sheets
Liu, Jian-Qiang; Wang, Yao-Yu; Ma, Lu-Fang; Wen, Gui-Lin; Shi, Qi-Zhen; Batten, Stuart R.; Proserpio, Davide M.; CrystEngComm 10 (2008) 1123–; doi:10.1039/b808540b

data_7202269
_publ_section_title
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 Generation of a 4-crossing [2]-catenane motif by the 2D\\rightarrow 2D
 parallel interpenetration of pairs of (4,4) sheets
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_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              1123
_journal_paper_doi               10.1039/b808540b
_journal_volume                  10
_journal_year                    2008
_chemical_formula_sum            'C54 H48 N4 Ni2 O12'
_chemical_formula_weight         1062.38
_chemical_name_systematic
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?
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_space_group_IT_number           70
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-F 2uv 2vw'
_symmetry_space_group_name_H-M   'F d d d :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.963(8)
_cell_length_b                   19.593(11)
_cell_length_c                   36.03(2)
_cell_measurement_reflns_used    2295
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.50
_cell_measurement_theta_min      1.88
_cell_volume                     9857(10)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'APEX-II (Bruker, 2004)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 2004)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II area-detector diffractometer'
_diffrn_measurement_method       '\f and \w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1822
_diffrn_reflns_av_sigmaI/netI    0.1738
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            12248
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.88
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.833
_exptl_absorpt_correction_T_max  0.9440
_exptl_absorpt_correction_T_min  0.8316
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2004)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.432
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4416
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.274
_refine_diff_density_min         -0.295
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         2295
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.2175
_refine_ls_R_factor_gt           0.0947
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0894P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2449
_refine_ls_wR_factor_ref         0.2710
_reflns_number_gt                636
_reflns_number_total             2295
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b808540b.txt
_cod_data_source_block           xb2230m
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      Fddd
_cod_database_code               7202269