<|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 7.8
90 90 90
Sb
0.65 0.65 0.80
Sb
0.65 0.65 0.02
Pt
0.00 0.00 0.00
Au
0.00 0.00 0.91
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.3 3.3 7.8
90 90 90
Sb
0.65 0.65 0.80
Sb
0.65 0.65 0.02
Pt
0.00 0.00 0.00
Au
0.00 0.00 0.91
Identify the crystal system.