<|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:
2.4 2.4 6.7
90 90 90
Li
0.00 0.00 1.00
Si
0.21 0.21 0.29
B
0.00 0.00 0.48
B
0.21 0.21 0.31
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
2.4 2.4 6.7
90 90 90
Li
0.00 0.00 1.00
Si
0.21 0.21 0.29
B
0.00 0.00 0.48
B
0.21 0.21 0.31
Identify the crystal system.