<|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:
2.8 4.7 5.2
90 99 90
Ca
0.00 0.00 0.00
Pt
0.02 0.00 0.56
Rh
0.34 0.35 0.70
Rh
0.70 0.35 0.43
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
2.8 4.7 5.2
90 99 90
Ca
0.00 0.00 0.00
Pt
0.02 0.00 0.56
Rh
0.34 0.35 0.70
Rh
0.70 0.35 0.43
Identify the crystal system.