0  B7R1.2  NC1=NN=C(S)S1 DB12348 [0,0,0,0,0,0|3,0,0]=3
1  B8R1.1  NCC1=CC(O)=NO1 DB12458 [0,1,0,0,0,0|3,0,0]=4
2  B5R1.1  C1=CNC=N1 DB03366 [2,0,0,0,0,0|1,0,0]=3
3  B7R1.3  CC1=CC=CC=N1 DB04874 [0,0,1,1,0,0|1,0,1]=4