<|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:
4.9 4.9 4.4
90 90 119
Sr
0.00 0.83 0.20
Sn
0.45 0.41 0.00
As
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.9 4.9 4.4
90 90 119
Sr
0.00 0.83 0.20
Sn
0.45 0.41 0.00
As
0.00 0.00 0.00
Identify the crystal system.