<|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:
2.8 4.2 6.1
90 90 90
Mg
0.00 0.00 0.96
Nb
0.42 0.10 0.68
Ag
0.00 0.00 0.10
Ag
0.42 0.10 0.58
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
2.8 4.2 6.1
90 90 90
Mg
0.00 0.00 0.96
Nb
0.42 0.10 0.68
Ag
0.00 0.00 0.10
Ag
0.42 0.10 0.58
Identify the crystal system.