data_Sr2C
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.01
_cell_length_b   7.01
_cell_length_c   6.4
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2C
_chemical_formula_sum   'Sr6 C3'
_cell_volume   272.36
_cell_formula_units_Z   3
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr3  1  0.2  0.07  0.69  1.0
  Sr  Sr4  1  0.62  0.0  0.69  1.0
  Sr  Sr5  1  0.69  1.0  0.69  1.0
  Sr  Sr6  1  0.8  0.07  0.7  1.0
  Sr  Sr7  1  0.39  0.0  0.7  1.0
  Sr  Sr8  1  0.31  1.0  0.7  1.0
  C  C0  1  0.0  0.0  0.0  1.0
  C  C1  1  0.0  0.05  0.2  1.0
  C  C2  1  0.51  0.02  0.2  1.0

data_Sr2C
_symmetry_space_group_name_H-M   P1
_cell_length_a   6.4
_cell_length_b   7.01
_cell_length_c   7.01
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2C
_chemical_formula_sum   'Sr6 C3'
_cell_volume   272.36
_cell_formula_units_Z   3
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  1  0.69  0.2  0.07  1.0
  Sr  Sr1  1  0.69  0.62  0.0  1.0
  Sr  Sr2  1  0.69  0.69  1.0  1.0
  Sr  Sr3  1  0.7  0.31  1.0  1.0
  Sr  Sr4  1  0.7  0.39  0.0  1.0
  Sr  Sr5  1  0.7  0.8  0.07  1.0
  C  C6  1  0.0  0.0  0.0  1.0
  C  C7  1  0.2  0.0  0.05  1.0
  C  C8  1  0.2  0.51  0.02  1.0

Sr Sr Sr Sr Sr Sr C C C
Sr Sr Sr Sr Sr Sr C C C 0 5 o - o 0 8 o o + 0 8 o o o 1 2 o - o 1 8 o o + 1 8 o o o 2 3 o + o 2 8 o + + 2 8 o + o 3 8 o o + 3 8 o o o 4 5 o - o 4 8 o o + 4 8 o o o 5 8 o + + 5 8 o + o 6 7 o o o 6 8 o o o 6 8 - o o 7 8 o o o 7 8 - o o 