<|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:
7.3 7.3 3.7
90 90 90
Dy
0.00 0.00 0.00
Dy
0.64 0.64 0.83
Br
0.04 0.04 0.00
Br
0.25 0.25 0.00
Br
0.69 0.60 0.83
Br
0.60 0.69 0.83
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.3 7.3 3.7
90 90 90
Dy
0.00 0.00 0.00
Dy
0.64 0.64 0.83
Br
0.04 0.04 0.00
Br
0.25 0.25 0.00
Br
0.69 0.60 0.83
Br
0.60 0.69 0.83
Identify the crystal system.