<|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:
3.9 3.9 4.5
90 90 119
Y
0.00 0.26 0.98
Mn
0.00 0.00 0.66
Ru
0.96 0.13 0.82
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.9 3.9 4.5
90 90 119
Y
0.00 0.26 0.98
Mn
0.00 0.00 0.66
Ru
0.96 0.13 0.82
Identify the crystal system.