0 B13R2.369 OC1=CC2=CC=CC=C2OC1=O HMDB0002149 [2,0,0,0,0,0|1,0,0]=3 1 B13R2.3683 CC1=CC2=C(OC(=O)C=C2)C=C1 HMDB0032394 [2,0,0,0,0,0|2,0,0]=4