<|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:
9.7 9.7 9.7
20 20 20
La
0.00 0.00 0.29
Tc
0.00 0.00 0.00
Sn
0.00 0.00 0.60
Sn
0.00 0.00 0.98
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
9.7 9.7 9.7
20 20 20
La
0.00 0.00 0.29
Tc
0.00 0.00 0.00
Sn
0.00 0.00 0.60
Sn
0.00 0.00 0.98
Identify the crystal system.