<|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:
4.9 4.9 4.9
128 128 76
Al
0.13 0.00 0.92
Al
0.00 0.13 0.92
Ge
0.00 0.00 0.00
Au
0.00 0.00 0.83
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.9 4.9 4.9
128 128 76
Al
0.13 0.00 0.92
Al
0.00 0.13 0.92
Ge
0.00 0.00 0.00
Au
0.00 0.00 0.83
Identify the crystal system.