<|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:
3.5 3.5 8.6
90 90 95
Tl
0.33 0.00 0.00
Hg
0.33 0.00 0.23
Hg
0.00 0.00 0.56
Au
0.00 0.00 0.07
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.5 3.5 8.6
90 90 95
Tl
0.33 0.00 0.00
Hg
0.33 0.00 0.23
Hg
0.00 0.00 0.56
Au
0.00 0.00 0.07
Identify the crystal system.