<|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:
3.7 3.9 6.5
90 90 90
Sr
0.00 0.00 0.02
Pd
0.00 0.00 0.45
Pd
0.83 0.97 0.49
Pb
0.83 0.97 0.28
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.7 3.9 6.5
90 90 90
Sr
0.00 0.00 0.02
Pd
0.00 0.00 0.45
Pd
0.83 0.97 0.49
Pb
0.83 0.97 0.28
Identify the crystal system.