2-{4-[4-(1-Carboxy-decyloxy)-phenoxy]-phenoxy}-undecanoic acid
α-[p-(1-cycloheptenyl)-phenoxy]-undecanoic acid ethyl ester
α-[p-(1-cyclohexenyl)-phenoxy]-undecanoic acid ethyl ester
1,2-bis-<-(1-carboxydecyloxy)phenoxy>ethane
2-(2-{3-[2-(1-Carboxy-decyloxy)-phenoxy]-propoxy}-phenoxy)-undecanoic acid