DIPLACINE

4,4'-[M-PHENYLENE-BIS(OXYETHYLENE)]BIS-[HEXAHYDRO-1-HYDROXY-7-(HYDROXYMETHYL)]-H-PYRROLIZINIUM DICHLORIDE

1,1'-[B,B'-(M-PHENYLENEDIOXY)DIETHYLENE]BIS-[4-HYDROXY-6-(HYDROXYMETHYL)-1- AZONIABICYCLO[3.3.0]OCTANE DICHLORIDE