<|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:
5.6 5.6 3.1
99 99 116
Zr
0.00 0.00 0.00
Tl
1.00 0.61 0.47
Tl
1.00 0.39 0.47
Tc
0.98 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.6 5.6 3.1
99 99 116
Zr
0.00 0.00 0.00
Tl
1.00 0.61 0.47
Tl
1.00 0.39 0.47
Tc
0.98 0.00 0.00
Identify the crystal system.