<|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:
5.4 5.4 2.5
90 90 90
Na
0.69 0.00 0.26
Na
0.00 0.69 0.26
Ir
0.69 0.69 0.00
Rh
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.4 5.4 2.5
90 90 90
Na
0.69 0.00 0.26
Na
0.00 0.69 0.26
Ir
0.69 0.69 0.00
Rh
0.00 0.00 0.00
Identify the crystal system.