<|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:
3.8 3.8 9.1
102 102 60
Na
0.00 0.00 0.00
Ti
0.14 0.00 0.42
Bi
0.93 0.00 0.34
Bi
0.34 0.00 0.50
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.8 3.8 9.1
102 102 60
Na
0.00 0.00 0.00
Ti
0.14 0.00 0.42
Bi
0.93 0.00 0.34
Bi
0.34 0.00 0.50
Identify the crystal system.