Probing chemical space with alkaloid-inspired libraries.
McLeod, Michael C.; Singh, Gurpreet; Plampin, 3rd, James N; Rane, Digamber; Wang, Jenna L.; Day, Victor W.; Aubé, Jeffrey; Nature chemistry 6 (2014) 133–140; doi:10.1038/nchem.1844

data_1513782
_publ_section_title
;
 Probing chemical space with alkaloid-inspired libraries.
;
_journal_issue                   2
_journal_name_full               'Nature chemistry'
_journal_page_first              133
_journal_page_last               140
_journal_paper_doi               10.1038/nchem.1844
_journal_volume                  6
_journal_year                    2014
_chemical_formula_sum            'C20 H27 N O2'
_chemical_formula_weight         313.43
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
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_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXTL
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_cell_angle_beta                 100.283(2)
_cell_angle_gamma                90.2400(10)
_cell_formula_units_Z            6
_cell_length_a                   8.5052(3)
_cell_length_b                   15.5856(6)
_cell_length_c                   19.9392(8)
_cell_measurement_reflns_used    9802
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      69.67
_cell_measurement_theta_min      3.32
_cell_volume                     2550.12(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.950
_diffrn_measured_fraction_theta_max 0.916
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Helios multilayer optics'
_diffrn_radiation_source         'Bruker Microstar microfocus rotating anode'
_diffrn_radiation_type           CuK\a
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_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            27368
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_diffrn_reflns_theta_max         69.81
_diffrn_reflns_theta_min         2.30
_exptl_absorpt_coefficient_mu    0.611
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.722
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             1020
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.552
_refine_diff_density_min         -0.405
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_refine_ls_extinction_coef       0.0002(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     635
_refine_ls_number_reflns         8830
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.0519
_refine_ls_R_factor_gt           0.0502
_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^)+(0.1099P)^2^+0.9104P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1590
_refine_ls_wR_factor_ref         0.1611
_reflns_number_gt                8397
_reflns_number_total             8830
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            nchem.1844-s12.cif
_cod_data_source_block           q09d
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/Nature/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1513782