<|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:
4.0 3.9 7.9
90 90 90
Sr
0.99 0.95 0.34
Sr
0.97 0.95 0.61
As
0.98 0.00 0.97
Cl
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.0 3.9 7.9
90 90 90
Sr
0.99 0.95 0.34
Sr
0.97 0.95 0.61
As
0.98 0.00 0.97
Cl
0.00 0.00 0.00
Identify the crystal system.