[4-(3'-cyclopropyl-4'-hydroxybenzyl)-3,5-dimethylphenoxy]methylphosphonic acid

[3,5-dimethyl-4-(3'-carboxyl-4'-hydroxybenzyl)phenoxy]methylphosphonic acid

diethyl [4-(3'-formyl-4'-methoxymethoxybenzyl)-3,5-dimethylphenoxy]methylphosphonate

4-(3'-benzyl-4'-methoxymethoxy-benzyl)-3,5-dimethyl-phenyl trifluoromethanesulfonate

diethyl [4-(3'-cyclopropyl-4'-methoxymethoxybenzyl)-3,5-dimethylphenoxy]methylphosphonate