<|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 9.9
90 90 90
K
0.00 0.00 0.36
La
0.04 0.04 0.85
La
0.00 0.00 0.51
Tc
0.04 0.04 0.18
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
4.1 4.1 9.9
90 90 90
K
0.00 0.00 0.36
La
0.04 0.04 0.85
La
0.00 0.00 0.51
Tc
0.04 0.04 0.18
Identify the crystal system.