<|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
22 22 22
Sc
0.00 0.00 0.00
Tl
0.00 0.00 0.40
Tl
0.00 0.00 0.09
Co
0.00 0.00 0.74
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
8.7 8.7 8.7
22 22 22
Sc
0.00 0.00 0.00
Tl
0.00 0.00 0.40
Tl
0.00 0.00 0.09
Co
0.00 0.00 0.74
Identify the crystal system.