Figure 2

Suggested chemical structure of active compounds separated from Eichhornia crassipes. A: (18, 19-Secoyohimban-19-oic acid, 16, 17, 20, 21-tetradehydro-16-(hydroxymethyl)-, methyl ester (15 beta, 16 E) M. W. 352 Da B: 1,2-Benzene dicarboxylic acid, mono-(2-ethylhexyl ester) M. W 278 Da C: 1, 2 Benzene dicarboxylic acid, diisooctyl ester M. W. 390 Da. D: Di amino-di nitro-Methyl dioctyl phthalate M. W. 662 Da E: 1, 2 Benzene dicarboxylic acid, dioctyl ester M. W. 390 Da. F: 9-(2,2-Dimethyl propanoilhydrazono)-2,7-bis-[2-{diethylamino)-ethoxy] fluorine M.Wt=576. G: (3-Methyl phenyl)-phenyl methanol M.Wt.=198. H: 4- (diethylamino)-alpha-[4-(diethylamino) phenyl] M.Wt.=326. I: Isooctyl phthalate M. Wt= 390.