N-methylation of macrobicycles reduces encapsulation ability.
Derossi, Sofia; Farrell, David T.; Harding, Charles J.; McKee, Vickie; Nelson, Jane; Dalton transactions (Cambridge, England : 2003)  (2007) 1762–1772; doi:10.1039/B617907J

data_7005206
_publ_section_title
;
 N-methylation of macrobicycles reduces encapsulation ability.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1762
_journal_page_last               1772
_journal_paper_doi               10.1039/B617907J
_journal_year                    2007
_chemical_formula_sum            'C48 H74 Cl2 Cu2 N12 O11'
_chemical_formula_weight         1193.17
_chemical_name_systematic
;

?

;
_space_group_IT_number           41
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'A 2 -2ab'
_symmetry_space_group_name_H-M   'A b a 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            4
_cell_length_a                   22.370(3)
_cell_length_b                   15.246(2)
_cell_length_c                   17.260(3)
_cell_measurement_reflns_used    4706
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      23.37
_cell_measurement_theta_min      2.36
_cell_volume                     5886.6(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0928
_diffrn_reflns_av_sigmaI/netI    0.0989
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19817
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.82
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.877
_exptl_absorpt_correction_T_max  0.9412
_exptl_absorpt_correction_T_min  0.7547
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2504
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.764
_refine_diff_density_min         -0.438
_refine_diff_density_rms         0.122
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.06(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.140
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     381
_refine_ls_number_reflns         5130
_refine_ls_number_restraints     691
_refine_ls_restrained_S_all      1.100
_refine_ls_R_factor_all          0.1375
_refine_ls_R_factor_gt           0.0944
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1225P)^2^+18.6866P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2214
_refine_ls_wR_factor_ref         0.2450
_reflns_number_gt                3543
_reflns_number_total             5130
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            B617907J.txt
_cod_data_source_block           Complex4(cumenco)
_cod_depositor_comments
;
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 
;
_cod_original_cell_volume        5886.4(15)
_cod_original_sg_symbol_H-M      Aba2
_cod_database_code               7005206