<|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:
4.3 4.3 4.3
90 90 90
Li
0.00 0.00 0.00
Nb
0.00 0.17 0.00
Nb
0.00 0.00 0.17
Nb
0.17 0.00 0.00
Os
0.17 0.17 0.17
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.3 4.3 4.3
90 90 90
Li
0.00 0.00 0.00
Nb
0.00 0.17 0.00
Nb
0.00 0.00 0.17
Nb
0.17 0.00 0.00
Os
0.17 0.17 0.17
Identify the crystal system.