<|im_start|>system
Please reason step by step, and put your final answer within \boxed{}.<|im_end|>
<|im_start|>user
Given the following CIF representation:
data_Cd5Pt3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.11
_cell_length_b   8.11
_cell_length_c   5.47
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cd5Pt3
_chemical_formula_sum   'Cd10 Pt6'
_cell_volume   311.68
_cell_formula_units_Z   2
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
  Cd  Cd0  1  0.99  0.75  0.37  1.0
  Cd  Cd1  1  0.96  0.27  0.11  1.0
  Cd  Cd2  1  0.02  0.0  0.37  1.0
  Cd  Cd3  1  0.01  0.75  0.11  1.0
  Cd  Cd4  1  0.0  0.68  0.0  1.0
  Cd  Cd5  1  0.0  0.68  0.74  1.0
  Cd  Cd6  1  0.05  0.34  0.0  1.0
  Cd  Cd7  1  0.05  0.34  0.74  1.0
  Cd  Cd8  1  0.09  0.0  0.11  1.0
  Cd  Cd9  1  0.04  0.27  0.37  1.0
  Pt  Pt10  1  0.42  0.74  0.11  1.0
  Pt  Pt11  1  0.53  0.29  0.37  1.0
  Pt  Pt12  1  0.16  0.0  0.11  1.0
  Pt  Pt13  1  0.58  0.74  0.37  1.0
  Pt  Pt14  1  0.95  0.0  0.37  1.0
  Pt  Pt15  1  0.47  0.29  0.11  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_Cd5Pt3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.11
_cell_length_b   8.11
_cell_length_c   5.47
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cd5Pt3
_chemical_formula_sum   'Cd10 Pt6'
_cell_volume   311.68
_cell_formula_units_Z   2
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
  Cd  Cd0  1  0.99  0.75  0.37  1.0
  Cd  Cd1  1  0.96  0.27  0.11  1.0
  Cd  Cd2  1  0.02  0.0  0.37  1.0
  Cd  Cd3  1  0.01  0.75  0.11  1.0
  Cd  Cd4  1  0.0  0.68  0.0  1.0
  Cd  Cd5  1  0.0  0.68  0.74  1.0
  Cd  Cd6  1  0.05  0.34  0.0  1.0
  Cd  Cd7  1  0.05  0.34  0.74  1.0
  Cd  Cd8  1  0.09  0.0  0.11  1.0
  Cd  Cd9  1  0.04  0.27  0.37  1.0
  Pt  Pt10  1  0.42  0.74  0.11  1.0
  Pt  Pt11  1  0.53  0.29  0.37  1.0
  Pt  Pt12  1  0.16  0.0  0.11  1.0
  Pt  Pt13  1  0.58  0.74  0.37  1.0
  Pt  Pt14  1  0.95  0.0  0.37  1.0
  Pt  Pt15  1  0.47  0.29  0.11  1.0

What is the crystal system of this material?