<|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:
4.5 4.5 4.6
99 99 33
Co
0.59 0.00 0.29
Cu
0.53 0.00 0.07
Cu
0.23 0.00 0.04
Ru
0.91 0.00 0.36
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.5 4.5 4.6
99 99 33
Co
0.59 0.00 0.29
Cu
0.53 0.00 0.07
Cu
0.23 0.00 0.04
Ru
0.91 0.00 0.36
Identify the crystal system.