<|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:
7.4 7.2 3.0
82 73 23
Nb
0.71 0.50 0.71
Zn
0.71 0.50 0.65
Cl
0.71 0.50 0.55
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.4 7.2 3.0
82 73 23
Nb
0.71 0.50 0.71
Zn
0.71 0.50 0.65
Cl
0.71 0.50 0.55
Identify the crystal system.