<|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:
3.3 3.3 9.2
90 90 90
Na
0.67 0.67 0.86
Na
0.00 0.00 0.59
Mn
0.00 0.00 0.59
Sn
0.67 0.67 0.98
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.3 3.3 9.2
90 90 90
Na
0.67 0.67 0.86
Na
0.00 0.00 0.59
Mn
0.00 0.00 0.59
Sn
0.67 0.67 0.98
Identify the crystal system.