0  B7R1.2  O=C1CSC(=O)N1 DB11898 [1,0,0,0,0,0|2,1,0]=4
1  B9R1.3  CC1=C([O-])C(=O)C=CO1 DB05420 [0,0,0,0,0,1|0,0,2]=3
2  B8R1.1  NCC1=CC(O)=NO1 DB12458 [1,1,0,0,0,0|1,0,1]=4