<|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:
5.5 5.5 5.5
148 129 60
Zr
0.00 0.00 0.73
Zn
0.00 0.35 0.60
Zn
0.47 0.00 0.13
Cu
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.5 5.5 5.5
148 129 60
Zr
0.00 0.00 0.73
Zn
0.00 0.35 0.60
Zn
0.47 0.00 0.13
Cu
0.00 0.00 0.00
Identify the crystal system.