<|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:
7.4 7.4 7.4
56 56 56
Rb
0.52 0.79 0.78
Rb
0.42 0.96 0.78
Rb
0.06 0.25 0.78
Rb
0.94 0.75 0.89
Rb
0.58 0.04 0.89
Rb
0.48 0.21 0.89
O
0.00 0.00 0.60
O
0.00 0.00 0.73
O
0.00 0.00 0.93
O
0.00 0.00 0.06
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.4 7.4 7.4
56 56 56
Rb
0.52 0.79 0.78
Rb
0.42 0.96 0.78
Rb
0.06 0.25 0.78
Rb
0.94 0.75 0.89
Rb
0.58 0.04 0.89
Rb
0.48 0.21 0.89
O
0.00 0.00 0.60
O
0.00 0.00 0.73
O
0.00 0.00 0.93
O
0.00 0.00 0.06
Identify the crystal system.