<|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_PtO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.0
_cell_length_b   7.19
_cell_length_c   4.92
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   PtO3
_chemical_formula_sum   'Pt4 O12'
_cell_volume   176.95
_cell_formula_units_Z   4
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
  Pt  Pt0  1  0.0  0.0  0.0  1.0
  Pt  Pt1  1  0.0  0.59  0.0  1.0
  Pt  Pt2  1  0.5  0.0  0.46  1.0
  Pt  Pt3  1  0.5  0.59  0.46  1.0
  O  O4  1  0.24  0.57  0.2  1.0
  O  O5  1  0.76  0.16  0.71  1.0
  O  O6  1  0.75  0.39  0.14  1.0
  O  O7  1  0.74  0.57  0.17  1.0
  O  O8  1  0.76  0.8  0.68  1.0
  O  O9  1  0.74  0.03  0.17  1.0
  O  O10  1  0.26  0.62  0.74  1.0
  O  O11  1  0.26  0.8  0.78  1.0
  O  O12  1  0.24  0.39  0.24  1.0
  O  O13  1  0.26  0.16  0.74  1.0
  O  O14  1  0.76  0.62  0.71  1.0
  O  O15  1  0.24  0.03  0.2  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_PtO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.0
_cell_length_b   7.19
_cell_length_c   4.92
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   PtO3
_chemical_formula_sum   'Pt4 O12'
_cell_volume   176.95
_cell_formula_units_Z   4
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
  Pt  Pt0  1  0.0  0.0  0.0  1.0
  Pt  Pt1  1  0.0  0.59  0.0  1.0
  Pt  Pt2  1  0.5  0.0  0.46  1.0
  Pt  Pt3  1  0.5  0.59  0.46  1.0
  O  O4  1  0.24  0.57  0.2  1.0
  O  O5  1  0.76  0.16  0.71  1.0
  O  O6  1  0.75  0.39  0.14  1.0
  O  O7  1  0.74  0.57  0.17  1.0
  O  O8  1  0.76  0.8  0.68  1.0
  O  O9  1  0.74  0.03  0.17  1.0
  O  O10  1  0.26  0.62  0.74  1.0
  O  O11  1  0.26  0.8  0.78  1.0
  O  O12  1  0.24  0.39  0.24  1.0
  O  O13  1  0.26  0.16  0.74  1.0
  O  O14  1  0.76  0.62  0.71  1.0
  O  O15  1  0.24  0.03  0.2  1.0

What is the crystal system of this material?