<|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:
6.6 6.6 6.6
155 155 35
Be
0.00 0.00 0.43
P
0.00 0.00 0.80
Cl
0.00 0.00 0.81
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.6 6.6 6.6
155 155 35
Be
0.00 0.00 0.43
P
0.00 0.00 0.80
Cl
0.00 0.00 0.81
Identify the crystal system.