4-ethoxycarbonylmethoxy-2'-(methoxycarbonylmethoxy)-4'-(3-methyl-2-butenyloxy)dihydrochalcone

[2-[3-(4-Methoxycarbonylmethoxy-phenyl)-propionyl]-5-(3-methyl-but-2-enyloxy)-phenoxy]-acetic acid methyl ester

4'-hydroxy-2',4-bis(methoxycarbonylmethoxy)chalcone

4'-hydroxy-2',4-bis(methoxycarbonylmethoxy)dihydrochalcone

{2-[(E)-3-(4-Carboxymethoxy-phenyl)-acryloyl]-5-hydroxy-phenoxy}-acetic acid