<|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_Ce(As3Ru)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.44
_cell_length_b   7.44
_cell_length_c   7.44
_cell_angle_alpha   109.47
_cell_angle_beta   109.47
_cell_angle_gamma   109.47
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ce(As3Ru)4
_chemical_formula_sum   'Ce1 As12 Ru4'
_cell_volume   316.72
_cell_formula_units_Z   1
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
  Ce  Ce0  1  0.0  0.0  0.0  1.0
  As  As1  1  0.32  0.01  0.29  1.0
  As  As2  1  0.98  0.29  0.0  1.0
  As  As3  1  0.61  0.29  0.0  1.0
  As  As4  1  0.68  0.01  0.29  1.0
  As  As5  1  0.01  0.29  0.32  1.0
  As  As6  1  0.29  0.0  0.98  1.0
  As  As7  1  0.29  0.0  0.61  1.0
  As  As8  1  0.01  0.29  0.68  1.0
  As  As9  1  0.29  0.32  0.01  1.0
  As  As10  1  0.0  0.98  0.29  1.0
  As  As11  1  0.0  0.61  0.29  1.0
  As  As12  1  0.29  0.68  0.01  1.0
  Ru  Ru13  1  0.15  0.15  0.15  1.0
  Ru  Ru14  1  0.85  0.15  0.15  1.0
  Ru  Ru15  1  0.15  0.85  0.15  1.0
  Ru  Ru16  1  0.15  0.15  0.85  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_Ce(As3Ru)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.44
_cell_length_b   7.44
_cell_length_c   7.44
_cell_angle_alpha   109.47
_cell_angle_beta   109.47
_cell_angle_gamma   109.47
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ce(As3Ru)4
_chemical_formula_sum   'Ce1 As12 Ru4'
_cell_volume   316.72
_cell_formula_units_Z   1
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
  Ce  Ce0  1  0.0  0.0  0.0  1.0
  As  As1  1  0.32  0.01  0.29  1.0
  As  As2  1  0.98  0.29  0.0  1.0
  As  As3  1  0.61  0.29  0.0  1.0
  As  As4  1  0.68  0.01  0.29  1.0
  As  As5  1  0.01  0.29  0.32  1.0
  As  As6  1  0.29  0.0  0.98  1.0
  As  As7  1  0.29  0.0  0.61  1.0
  As  As8  1  0.01  0.29  0.68  1.0
  As  As9  1  0.29  0.32  0.01  1.0
  As  As10  1  0.0  0.98  0.29  1.0
  As  As11  1  0.0  0.61  0.29  1.0
  As  As12  1  0.29  0.68  0.01  1.0
  Ru  Ru13  1  0.15  0.15  0.15  1.0
  Ru  Ru14  1  0.85  0.15  0.15  1.0
  Ru  Ru15  1  0.15  0.85  0.15  1.0
  Ru  Ru16  1  0.15  0.15  0.85  1.0

What is the crystal system of this material?