0 B13R2.1613 NNC1=NN=CC2=CC=CC=C21 HMDB0015400 [0,0,0,0,0,0|0,0,0]=0 1 B12R2.1081 OC1=C2C=CC=CC2=CC=C1 HMDB0012138 [1,0,0,0,0,0|3,0,0]=4