<|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:
8.7 8.7 8.7
20 20 20
Tl
0.00 0.00 0.82
Hg
0.00 0.00 0.00
Rh
0.00 0.00 0.25
Rh
0.00 0.00 0.38
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
8.7 8.7 8.7
20 20 20
Tl
0.00 0.00 0.82
Hg
0.00 0.00 0.00
Rh
0.00 0.00 0.25
Rh
0.00 0.00 0.38
Identify the crystal system.