<|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:
7.6 7.6 7.6
90 90 90
Na
0.99 0.80 0.63
Na
0.63 0.82 0.99
Na
0.80 0.63 0.99
Na
0.82 0.99 0.63
Na
0.63 0.99 0.80
Na
0.99 0.63 0.82
Na
0.82 0.82 0.82
Na
0.80 0.80 0.80
Mo
0.81 0.00 0.81
Mo
0.00 0.81 0.81
Mo
0.00 0.00 0.00
Mo
0.81 0.81 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.6 7.6 7.6
90 90 90
Na
0.99 0.80 0.63
Na
0.63 0.82 0.99
Na
0.80 0.63 0.99
Na
0.82 0.99 0.63
Na
0.63 0.99 0.80
Na
0.99 0.63 0.82
Na
0.82 0.82 0.82
Na
0.80 0.80 0.80
Mo
0.81 0.00 0.81
Mo
0.00 0.81 0.81
Mo
0.00 0.00 0.00
Mo
0.81 0.81 0.00
Identify the crystal system.