4-ethoxycarbonylmethoxy-2'-(methoxycarbonylmethoxy)-4'-(3-methyl-2-butenyloxy)dihydrochalcone
2',4-bis(carboxymethoxy)-4'-(3-methyl-2-butenyloxy)dihydrochalcone
2'-carboxymethoxy-4,4'-bis(3-methyl-2-butenyloxy)dihydrochalcone
2'-carboxymethoxy-4-hydroxy-4'-(3-methyl-2-butenyloxy)dihydrochalcone
4-hydroxy-2'-methoxycarboxymethoxy-4'-(3-methyl-2-butenyloxy)dihydrochalcone