<|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:
3.6 4.4 6.2
90 90 90
Li
0.00 0.00 0.11
Y
0.00 0.00 0.86
Y
0.78 0.18 0.72
Si
0.78 0.18 0.77
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.6 4.4 6.2
90 90 90
Li
0.00 0.00 0.11
Y
0.00 0.00 0.86
Y
0.78 0.18 0.72
Si
0.78 0.18 0.77
Identify the crystal system.