<|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_Cr5Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.24
_cell_length_b   7.24
_cell_length_c   4.75
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr5Si4
_chemical_formula_sum   'Cr10 Si8'
_cell_volume   215.69
_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
  Cr  Cr0  1  0.61  0.52  0.56  1.0
  Cr  Cr1  1  0.03  0.0  0.56  1.0
  Cr  Cr2  1  0.99  0.75  0.56  1.0
  Cr  Cr3  1  0.01  0.75  0.19  1.0
  Cr  Cr4  1  0.21  0.0  0.19  1.0
  Cr  Cr5  1  0.39  0.52  0.19  1.0
  Cr  Cr6  1  0.0  0.18  0.38  1.0
  Cr  Cr7  1  0.62  0.09  0.0  1.0
  Cr  Cr8  1  0.62  0.09  0.38  1.0
  Cr  Cr9  1  0.0  0.18  0.0  1.0
  Si  Si10  1  0.0  0.0  0.38  1.0
  Si  Si11  1  0.0  0.0  0.0  1.0
  Si  Si12  1  0.42  0.46  0.56  1.0
  Si  Si13  1  0.39  0.0  0.56  1.0
  Si  Si14  1  0.8  0.81  0.56  1.0
  Si  Si15  1  0.2  0.81  0.19  1.0
  Si  Si16  1  0.84  0.0  0.19  1.0
  Si  Si17  1  0.58  0.46  0.19  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_Cr5Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.24
_cell_length_b   7.24
_cell_length_c   4.75
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr5Si4
_chemical_formula_sum   'Cr10 Si8'
_cell_volume   215.69
_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
  Cr  Cr0  1  0.61  0.52  0.56  1.0
  Cr  Cr1  1  0.03  0.0  0.56  1.0
  Cr  Cr2  1  0.99  0.75  0.56  1.0
  Cr  Cr3  1  0.01  0.75  0.19  1.0
  Cr  Cr4  1  0.21  0.0  0.19  1.0
  Cr  Cr5  1  0.39  0.52  0.19  1.0
  Cr  Cr6  1  0.0  0.18  0.38  1.0
  Cr  Cr7  1  0.62  0.09  0.0  1.0
  Cr  Cr8  1  0.62  0.09  0.38  1.0
  Cr  Cr9  1  0.0  0.18  0.0  1.0
  Si  Si10  1  0.0  0.0  0.38  1.0
  Si  Si11  1  0.0  0.0  0.0  1.0
  Si  Si12  1  0.42  0.46  0.56  1.0
  Si  Si13  1  0.39  0.0  0.56  1.0
  Si  Si14  1  0.8  0.81  0.56  1.0
  Si  Si15  1  0.2  0.81  0.19  1.0
  Si  Si16  1  0.84  0.0  0.19  1.0
  Si  Si17  1  0.58  0.46  0.19  1.0

What is the crystal system of this material?