<|im_start|>system
Please reason step by step, and put your final answer within \boxed{}.<|im_end|>
<|im_start|>user
Given the following crystal representation:
6.3 6.3 6.3
153 153 37
Zn
0.00 0.00 0.50
Fe
0.00 0.00 0.82
Se
0.00 0.00 0.56
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.3 6.3 6.3
153 153 37
Zn
0.00 0.00 0.50
Fe
0.00 0.00 0.82
Se
0.00 0.00 0.56
Identify the crystal system.