<|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:
6.8 6.8 6.8
144 144 51
Li
0.00 0.00 0.00
La
0.00 0.09 0.07
Br
0.09 0.00 0.07
Br
0.00 0.00 0.15
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.8 6.8 6.8
144 144 51
Li
0.00 0.00 0.00
La
0.00 0.09 0.07
Br
0.09 0.00 0.07
Br
0.00 0.00 0.15
Identify the crystal system.