4-(11-hydroxyundecoxy)benzoic acid

benzyl 4-methoxybenzoate

(4-phenylmethoxycarbonylphenyl) 4-hexoxybenzoate

methyl 2-(4-carbonochloridoylphenoxy)acetate

3.3-Diethyl-4S-(4'-carboxyphenoxy)-2-azetidinone