<|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:
4.5 4.5 4.5
131 131 71
Al
0.00 0.00 0.00
Tc
0.00 0.00 0.64
Ni
0.84 0.00 0.82
Ni
0.00 0.84 0.82
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.5 4.5 4.5
131 131 71
Al
0.00 0.00 0.00
Tc
0.00 0.00 0.64
Ni
0.84 0.00 0.82
Ni
0.00 0.84 0.82
Identify the crystal system.