ethyl-5-{2-[2-(ethoxycarbonyl)ethyl]-3-(7-hydroxy-5E-pentadecenyloxy)phenoxy}pentanoate

ethyl-5-{2-[2-(ethoxycarbonyl)ethyl]-3-(4-formylbutoxy)phenoxy}pentanoate

ethyl-5-{3-[2-(ethoxycarbonyl)ethyl]-3-(5-hydroxypentoxy)phenoxy}pentanoate