<|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:
3.2 3.9 4.0
90 90 90
Mn
0.61 0.00 0.01
Si
0.00 0.95 0.01
Si
0.00 0.00 0.00
Pt
0.61 0.95 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.2 3.9 4.0
90 90 90
Mn
0.61 0.00 0.01
Si
0.00 0.95 0.01
Si
0.00 0.00 0.00
Pt
0.61 0.95 0.00
Identify the crystal system.