<|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:
4.9 4.9 5.0
97 97 35
Sn
0.00 0.00 0.00
Pt
0.87 0.00 0.32
Pt
0.76 0.00 0.63
W
0.31 0.00 0.48
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.9 4.9 5.0
97 97 35
Sn
0.00 0.00 0.00
Pt
0.87 0.00 0.32
Pt
0.76 0.00 0.63
W
0.31 0.00 0.48
Identify the crystal system.