<|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:
3.2 3.2 6.7
90 90 90
Li
0.00 0.00 0.00
Ir
0.00 0.00 0.34
Se
0.60 0.60 0.80
Se
0.60 0.60 0.87
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.2 3.2 6.7
90 90 90
Li
0.00 0.00 0.00
Ir
0.00 0.00 0.34
Se
0.60 0.60 0.80
Se
0.60 0.60 0.87
Identify the crystal system.