<|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:
5.5 5.5 5.5
59 59 59
Na
0.00 0.00 0.00
Na
0.83 0.83 0.83
La
0.94 0.94 0.94
Sn
0.89 0.89 0.89
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.5 5.5 5.5
59 59 59
Na
0.00 0.00 0.00
Na
0.83 0.83 0.83
La
0.94 0.94 0.94
Sn
0.89 0.89 0.89
Identify the crystal system.