<|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_YSe3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.96
_cell_length_b   7.55
_cell_length_c   7.22
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YSe3
_chemical_formula_sum   'Y4 Se12'
_cell_volume   433.58
_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
  Y  Y12  1  0.76  0.89  0.36  1.0
  Y  Y13  1  0.17  0.66  0.97  1.0
  Y  Y14  1  0.79  0.89  0.25  1.0
  Y  Y15  1  0.19  0.66  0.86  1.0
  Se  Se0  1  0.9  0.89  0.98  1.0
  Se  Se1  1  0.04  0.66  0.37  1.0
  Se  Se2  1  0.92  0.89  0.85  1.0
  Se  Se3  1  0.06  0.66  0.24  1.0
  Se  Se4  1  0.96  0.41  0.01  1.0
  Se  Se5  1  0.02  0.14  0.62  1.0
  Se  Se6  1  0.93  0.37  0.6  1.0
  Se  Se7  1  0.0  0.18  0.21  1.0
  Se  Se8  1  0.0  0.14  0.21  1.0
  Se  Se9  1  0.93  0.41  0.6  1.0
  Se  Se10  1  0.02  0.18  0.62  1.0
  Se  Se11  1  0.96  0.37  0.01  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_YSe3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.96
_cell_length_b   7.55
_cell_length_c   7.22
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YSe3
_chemical_formula_sum   'Y4 Se12'
_cell_volume   433.58
_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
  Y  Y12  1  0.76  0.89  0.36  1.0
  Y  Y13  1  0.17  0.66  0.97  1.0
  Y  Y14  1  0.79  0.89  0.25  1.0
  Y  Y15  1  0.19  0.66  0.86  1.0
  Se  Se0  1  0.9  0.89  0.98  1.0
  Se  Se1  1  0.04  0.66  0.37  1.0
  Se  Se2  1  0.92  0.89  0.85  1.0
  Se  Se3  1  0.06  0.66  0.24  1.0
  Se  Se4  1  0.96  0.41  0.01  1.0
  Se  Se5  1  0.02  0.14  0.62  1.0
  Se  Se6  1  0.93  0.37  0.6  1.0
  Se  Se7  1  0.0  0.18  0.21  1.0
  Se  Se8  1  0.0  0.14  0.21  1.0
  Se  Se9  1  0.93  0.41  0.6  1.0
  Se  Se10  1  0.02  0.18  0.62  1.0
  Se  Se11  1  0.96  0.37  0.01  1.0

What is the crystal system of this material?