<|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:
3.6 4.8 7.5
90 102 90
Sr
0.66 0.00 0.88
Y
0.70 0.00 0.90
Y
0.41 0.42 0.27
Tc
0.61 0.42 0.20
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.6 4.8 7.5
90 102 90
Sr
0.66 0.00 0.88
Y
0.70 0.00 0.90
Y
0.41 0.42 0.27
Tc
0.61 0.42 0.20
Identify the crystal system.