0 B19R3.3972 OC1=NC=NC2=C1C=NN2C3=CC=CC(Cl)=C3 CS-0222348 [1,0,0,0,0,0|2,0,0]=3 1 B18R3.5867 OC1=NC=NC2=C1C=NN2C3=CC=CC=C3 CS-W015018 [2,0,0,0,0,0|2,0,0]=4