<|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:
4.8 4.8 4.8
121 121 88
Na
0.00 0.37 0.73
Na
0.00 0.00 0.00
Zn
0.37 0.00 0.73
Fe
0.00 0.00 0.46
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.8 4.8 4.8
121 121 88
Na
0.00 0.37 0.73
Na
0.00 0.00 0.00
Zn
0.37 0.00 0.73
Fe
0.00 0.00 0.46
Identify the crystal system.