<|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:
4.7 4.7 4.7
90 90 90
Mn
0.00 0.00 0.00
Nb
0.34 0.34 0.34
Au
0.00 0.34 0.00
Au
0.00 0.00 0.34
Au
0.34 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.7 4.7 4.7
90 90 90
Mn
0.00 0.00 0.00
Nb
0.34 0.34 0.34
Au
0.00 0.34 0.00
Au
0.00 0.00 0.34
Au
0.34 0.00 0.00
Identify the crystal system.