<|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_Ni13Mo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.78
_cell_length_b   7.78
_cell_length_c   7.78
_cell_angle_alpha   60.0
_cell_angle_beta   60.0
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ni13Mo
_chemical_formula_sum   'Ni26 Mo2'
_cell_volume   332.39
_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
  Ni  Ni2  1  0.18  0.48  0.5  1.0
  Ni  Ni3  1  0.82  0.48  0.5  1.0
  Ni  Ni4  1  0.18  0.52  0.5  1.0
  Ni  Ni5  1  0.82  0.52  0.5  1.0
  Ni  Ni6  1  0.5  0.82  0.52  1.0
  Ni  Ni7  1  0.5  0.18  0.52  1.0
  Ni  Ni8  1  0.5  0.82  0.48  1.0
  Ni  Ni9  1  0.5  0.18  0.48  1.0
  Ni  Ni10  1  0.52  0.5  0.18  1.0
  Ni  Ni11  1  0.52  0.5  0.82  1.0
  Ni  Ni12  1  0.48  0.5  0.18  1.0
  Ni  Ni13  1  0.48  0.5  0.82  1.0
  Ni  Ni14  1  0.5  0.01  0.18  1.0
  Ni  Ni15  1  0.5  0.01  0.82  1.0
  Ni  Ni16  1  0.5  0.98  0.18  1.0
  Ni  Ni17  1  0.5  0.98  0.82  1.0
  Ni  Ni18  1  0.01  0.18  0.5  1.0
  Ni  Ni19  1  0.01  0.82  0.5  1.0
  Ni  Ni20  1  0.98  0.18  0.5  1.0
  Ni  Ni21  1  0.98  0.82  0.5  1.0
  Ni  Ni22  1  0.18  0.5  0.01  1.0
  Ni  Ni23  1  0.82  0.5  0.01  1.0
  Ni  Ni24  1  0.18  0.5  0.98  1.0
  Ni  Ni25  1  0.82  0.5  0.98  1.0
  Ni  Ni26  1  0.5  0.5  0.5  1.0
  Ni  Ni27  1  0.0  0.0  0.0  1.0
  Mo  Mo0  1  0.25  0.25  0.25  1.0
  Mo  Mo1  1  0.75  0.75  0.75  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_Ni13Mo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.78
_cell_length_b   7.78
_cell_length_c   7.78
_cell_angle_alpha   60.0
_cell_angle_beta   60.0
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ni13Mo
_chemical_formula_sum   'Ni26 Mo2'
_cell_volume   332.39
_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
  Ni  Ni2  1  0.18  0.48  0.5  1.0
  Ni  Ni3  1  0.82  0.48  0.5  1.0
  Ni  Ni4  1  0.18  0.52  0.5  1.0
  Ni  Ni5  1  0.82  0.52  0.5  1.0
  Ni  Ni6  1  0.5  0.82  0.52  1.0
  Ni  Ni7  1  0.5  0.18  0.52  1.0
  Ni  Ni8  1  0.5  0.82  0.48  1.0
  Ni  Ni9  1  0.5  0.18  0.48  1.0
  Ni  Ni10  1  0.52  0.5  0.18  1.0
  Ni  Ni11  1  0.52  0.5  0.82  1.0
  Ni  Ni12  1  0.48  0.5  0.18  1.0
  Ni  Ni13  1  0.48  0.5  0.82  1.0
  Ni  Ni14  1  0.5  0.01  0.18  1.0
  Ni  Ni15  1  0.5  0.01  0.82  1.0
  Ni  Ni16  1  0.5  0.98  0.18  1.0
  Ni  Ni17  1  0.5  0.98  0.82  1.0
  Ni  Ni18  1  0.01  0.18  0.5  1.0
  Ni  Ni19  1  0.01  0.82  0.5  1.0
  Ni  Ni20  1  0.98  0.18  0.5  1.0
  Ni  Ni21  1  0.98  0.82  0.5  1.0
  Ni  Ni22  1  0.18  0.5  0.01  1.0
  Ni  Ni23  1  0.82  0.5  0.01  1.0
  Ni  Ni24  1  0.18  0.5  0.98  1.0
  Ni  Ni25  1  0.82  0.5  0.98  1.0
  Ni  Ni26  1  0.5  0.5  0.5  1.0
  Ni  Ni27  1  0.0  0.0  0.0  1.0
  Mo  Mo0  1  0.25  0.25  0.25  1.0
  Mo  Mo1  1  0.75  0.75  0.75  1.0

What is the crystal system of this material?