<|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:
5.1 5.1 5.9
100 100 38
Sn
0.00 0.00 0.00
Sb
0.36 0.00 0.07
Sb
0.16 0.00 0.67
W
0.26 0.00 0.87
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.1 5.1 5.9
100 100 38
Sn
0.00 0.00 0.00
Sb
0.36 0.00 0.07
Sb
0.16 0.00 0.67
W
0.26 0.00 0.87
Identify the crystal system.