<|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:
5.5 5.5 5.5
127 127 77
Y
0.44 0.00 0.17
Y
0.00 0.44 0.17
V
0.00 0.00 0.00
Pb
0.00 0.00 0.34
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.5 5.5 5.5
127 127 77
Y
0.44 0.00 0.17
Y
0.00 0.44 0.17
V
0.00 0.00 0.00
Pb
0.00 0.00 0.34
Identify the crystal system.