<|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:
3.1 3.1 6.4
90 90 92
Zr
0.12 0.00 0.63
Cu
0.00 0.00 0.09
Cu
0.12 0.00 0.74
Si
0.00 0.00 0.46
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.1 3.1 6.4
90 90 92
Zr
0.12 0.00 0.63
Cu
0.00 0.00 0.09
Cu
0.12 0.00 0.74
Si
0.00 0.00 0.46
Identify the crystal system.