0 B15R2.31 OC1=CC(CC2=CC=CC=C2)=CC=C1 CS19745 [2,0,0,0,0,0|2,0,0]=4 1 B15R2.1115 NC1=NN(CC2=CC(F)=CC=C2)C=C1 MC431022 [1,0,0,0,1,0|2,0,0]=4