<|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:
5.3 5.3 5.3
90 90 90
Al
0.65 0.00 0.65
Al
0.65 0.65 0.00
Al
0.00 0.65 0.65
Si
0.00 0.00 0.00
Pb
0.65 0.65 0.65
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.3 5.3 5.3
90 90 90
Al
0.65 0.00 0.65
Al
0.65 0.65 0.00
Al
0.00 0.65 0.65
Si
0.00 0.00 0.00
Pb
0.65 0.65 0.65
Identify the crystal system.