<|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:
7.0 7.0 7.0
150 130 58
Ca
0.00 0.00 0.00
Y
0.77 0.00 0.48
Y
0.00 0.91 0.59
Br
0.00 0.00 0.07
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.0 7.0 7.0
150 130 58
Ca
0.00 0.00 0.00
Y
0.77 0.00 0.48
Y
0.00 0.91 0.59
Br
0.00 0.00 0.07
Identify the crystal system.