0 B19R3.2481 C1=CC=C(C2=CC=C(C3=NC=CN3)C=C2)C=C1 AC7291 [2,0,0,0,0,0|2,0,0]=4 1 B21R3.2917 COC1=C(C2=CC(C3=NN=NN3)=CC=C2)C=CC=C1 F51156 [0,0,0,0,1,1|2,0,0]=4