<|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:
4.1 4.1 4.8
90 90 90
Na
0.00 0.03 0.38
Na
0.03 0.00 0.38
Hg
0.03 0.03 0.00
Ir
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.1 4.1 4.8
90 90 90
Na
0.00 0.03 0.38
Na
0.03 0.00 0.38
Hg
0.03 0.03 0.00
Ir
0.00 0.00 0.00
Identify the crystal system.