72304-77-9
3-(4-diethoxyphosphorylcarbonyloxyphenyl)propanoic acid
74226-00-9
ethyl 4-(3-bromopropoxy)benzoate
74270-35-2
3-(4-phosphonocarbonyloxyphenyl)propanoic acid
7471-31-0
ethyl 4-benzoyloxybenzoate
74774-55-3
4-[7-(4-carboxyphenoxy)heptoxy]benzoic acid

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