<|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:
3.0 5.5 6.1
90 90 90
Ba
0.50 0.75 0.51
Ba
0.50 0.75 0.54
Re
0.00 0.00 0.03
Tc
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.0 5.5 6.1
90 90 90
Ba
0.50 0.75 0.51
Ba
0.50 0.75 0.54
Re
0.00 0.00 0.03
Tc
0.00 0.00 0.00
Identify the crystal system.