<|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:
5.1 5.1 5.1
145 120 70
La
0.00 0.52 0.01
Mn
0.00 0.00 0.37
Cr
0.51 0.00 0.01
Cr
0.00 0.00 0.86
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.1 5.1 5.1
145 120 70
La
0.00 0.52 0.01
Mn
0.00 0.00 0.37
Cr
0.51 0.00 0.01
Cr
0.00 0.00 0.86
Identify the crystal system.