<|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:
5.0 5.0 5.0
59 59 59
Na
0.00 0.00 0.00
Tl
0.30 0.30 0.30
Ni
0.53 0.53 0.53
Bi
0.77 0.77 0.77
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.0 5.0 5.0
59 59 59
Na
0.00 0.00 0.00
Tl
0.30 0.30 0.30
Ni
0.53 0.53 0.53
Bi
0.77 0.77 0.77
Identify the crystal system.