<|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:
5.7 7.9 7.9
112 97 100
Cu
0.00 0.00 0.00
H
0.19 0.05 0.44
H
0.12 0.82 0.84
H
0.72 0.79 0.23
H
0.56 0.74 0.95
H
0.16 0.71 0.33
H
0.09 0.47 0.73
Pb
0.78 0.99 0.33
Pb
0.32 0.35 0.50
Pb
0.96 0.17 0.68
Pb
0.50 0.54 0.85
S
0.00 0.83 1.00
S
0.28 0.69 0.18
O
0.96 0.94 0.88
O
0.69 0.20 0.36
O
0.40 0.72 0.37
O
0.91 0.74 0.54
O
0.63 0.14 0.63
O
0.88 0.13 0.86
O
0.85 0.75 0.49
O
0.43 0.77 0.68
O
0.40 0.40 0.32
O
0.65 0.39 0.54
O
0.37 0.78 0.64
O
0.88 0.81 0.80
O
0.59 0.33 0.82
O
0.32 0.58 0.29
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.7 7.9 7.9
112 97 100
Cu
0.00 0.00 0.00
H
0.19 0.05 0.44
H
0.12 0.82 0.84
H
0.72 0.79 0.23
H
0.56 0.74 0.95
H
0.16 0.71 0.33
H
0.09 0.47 0.73
Pb
0.78 0.99 0.33
Pb
0.32 0.35 0.50
Pb
0.96 0.17 0.68
Pb
0.50 0.54 0.85
S
0.00 0.83 1.00
S
0.28 0.69 0.18
O
0.96 0.94 0.88
O
0.69 0.20 0.36
O
0.40 0.72 0.37
O
0.91 0.74 0.54
O
0.63 0.14 0.63
O
0.88 0.13 0.86
O
0.85 0.75 0.49
O
0.43 0.77 0.68
O
0.40 0.40 0.32
O
0.65 0.39 0.54
O
0.37 0.78 0.64
O
0.88 0.81 0.80
O
0.59 0.33 0.82
O
0.32 0.58 0.29
Identify the crystal system.