<|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:
4.0 4.0 9.7
90 90 118
Sr
0.00 0.00 0.45
Sr
0.04 0.00 0.45
Bi
0.04 0.00 0.11
B
0.00 0.00 0.51
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.0 4.0 9.7
90 90 118
Sr
0.00 0.00 0.45
Sr
0.04 0.00 0.45
Bi
0.04 0.00 0.11
B
0.00 0.00 0.51
Identify the crystal system.