0:    1  0    2  3  [nn]  0  
1:    0  1    2  *  [nc]  0  
2:    2  5    *  *  [rC]  1  1
3:    4  3    *  *  [Cr]  1  2
4:    3  4    *  6  [Cn]  2  121
5:    5  2    6  *  [nC]  2  212
6:    6  6    *  *  [rr]  3  2121