<|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_CaPrMn2O6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.72
_cell_length_b   5.5
_cell_length_c   5.45
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CaPrMn2O6
_chemical_formula_sum   'Ca2 Pr2 Mn4 O12'
_cell_volume   231.62
_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
  Ca  Ca0  1  0.0  0.15  0.67  1.0
  Ca  Ca1  1  0.86  0.35  0.4  1.0
  Pr  Pr2  1  0.0  0.92  0.05  1.0
  Pr  Pr3  1  0.86  0.58  0.78  1.0
  Mn  Mn4  1  0.93  0.37  0.0  1.0
  Mn  Mn5  1  0.79  0.37  0.0  1.0
  Mn  Mn6  1  0.79  0.13  0.73  1.0
  Mn  Mn7  1  0.93  0.13  0.73  1.0
  O  O8  1  0.86  0.28  0.39  1.0
  O  O9  1  0.63  0.33  0.19  1.0
  O  O10  1  0.09  0.33  0.19  1.0
  O  O11  1  0.11  0.56  0.55  1.0
  O  O12  1  0.61  0.56  0.55  1.0
  O  O13  1  0.86  0.05  0.3  1.0
  O  O14  1  0.0  0.22  0.12  1.0
  O  O15  1  0.23  0.17  0.92  1.0
  O  O16  1  0.49  0.17  0.92  1.0
  O  O17  1  0.25  0.94  0.28  1.0
  O  O18  1  0.47  0.94  0.28  1.0
  O  O19  1  0.0  0.45  0.03  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_CaPrMn2O6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.72
_cell_length_b   5.5
_cell_length_c   5.45
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CaPrMn2O6
_chemical_formula_sum   'Ca2 Pr2 Mn4 O12'
_cell_volume   231.62
_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
  Ca  Ca0  1  0.0  0.15  0.67  1.0
  Ca  Ca1  1  0.86  0.35  0.4  1.0
  Pr  Pr2  1  0.0  0.92  0.05  1.0
  Pr  Pr3  1  0.86  0.58  0.78  1.0
  Mn  Mn4  1  0.93  0.37  0.0  1.0
  Mn  Mn5  1  0.79  0.37  0.0  1.0
  Mn  Mn6  1  0.79  0.13  0.73  1.0
  Mn  Mn7  1  0.93  0.13  0.73  1.0
  O  O8  1  0.86  0.28  0.39  1.0
  O  O9  1  0.63  0.33  0.19  1.0
  O  O10  1  0.09  0.33  0.19  1.0
  O  O11  1  0.11  0.56  0.55  1.0
  O  O12  1  0.61  0.56  0.55  1.0
  O  O13  1  0.86  0.05  0.3  1.0
  O  O14  1  0.0  0.22  0.12  1.0
  O  O15  1  0.23  0.17  0.92  1.0
  O  O16  1  0.49  0.17  0.92  1.0
  O  O17  1  0.25  0.94  0.28  1.0
  O  O18  1  0.47  0.94  0.28  1.0
  O  O19  1  0.0  0.45  0.03  1.0

What is the crystal system of this material?