<|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:
5.4 5.4 5.4
59 59 59
Zr
0.91 0.91 0.91
Zr
0.82 0.82 0.82
Bi
0.73 0.73 0.73
Br
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.4 5.4 5.4
59 59 59
Zr
0.91 0.91 0.91
Zr
0.82 0.82 0.82
Bi
0.73 0.73 0.73
Br
0.00 0.00 0.00
Identify the crystal system.