0 B16R2.132 NC1=CC=C(NCC2=CC=CC=C2)C=C1 4021957 [1,0,0,0,0,0|3,0,0]=4 1 B16R2.252 OC1=CC=CC(CNC2=CC=CC=C2)=C1 9071633 [1,0,0,0,0,0|3,0,0]=4