<|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:
3.6 3.7 7.2
90 91 90
Sr
0.88 0.00 0.62
Mg
0.00 0.00 0.00
Ag
0.60 0.87 0.79
Ag
0.73 0.87 0.44
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.6 3.7 7.2
90 91 90
Sr
0.88 0.00 0.62
Mg
0.00 0.00 0.00
Ag
0.60 0.87 0.79
Ag
0.73 0.87 0.44
Identify the crystal system.