0 B15R2.3 CC1=CC=C(C2=NN=C(Cl)C=C2)C=C1 BB10-6591 [1,0,0,0,1,0|1,0,1]=4 1 B15R2.3 CC1=CC=C(C2=NNC(=O)C=C2)C=C1 BB10-6567 [1,0,0,0,1,0|0,0,0]=2