benzoic acid, 4,4'-[[4-(1,1-dimethylethyl)-1,2-phenylene]bis(oxy)]bis-
P,P'-[(1,2-Diphenyl-1,2-ethenediyl)di-4,1-phenylene] bis(dihydrogen phosphate)
Phosphonic acid, P,P'-[1,4-piperazinediylbis(methylene)]bis-
sodium 4,4',4'',4'''-(ethene-1,1,2,2-tetrayl)tetrabenzenesulfonate