<|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:
2.7 2.7 2.7
90 90 90
Al
0.37 0.37 0.37
O
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
2.7 2.7 2.7
90 90 90
Al
0.37 0.37 0.37
O
0.00 0.00 0.00
Identify the crystal system.