<|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 4.0
90 90 90
Y
0.00 0.53 0.99
Y
0.53 0.00 0.99
Ti
0.00 0.00 0.00
Cd
0.53 0.53 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.1 5.1 4.0
90 90 90
Y
0.00 0.53 0.99
Y
0.53 0.00 0.99
Ti
0.00 0.00 0.00
Cd
0.53 0.53 0.00
Identify the crystal system.