<|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:
5.4 5.4 5.4
120 120 89
Sr
0.67 0.00 0.92
Sr
0.00 0.67 0.92
Hg
0.00 0.00 0.84
Ru
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.4 5.4 5.4
120 120 89
Sr
0.67 0.00 0.92
Sr
0.00 0.67 0.92
Hg
0.00 0.00 0.84
Ru
0.00 0.00 0.00
Identify the crystal system.