ethyl 2-diethoxyphosphoryl-4-oxononanoate

ethyl 4-fluoro-3-(3-methoxyphenyl)but-2-enoate

ethyl 6-acetyloxy-4-methylhexa-2,4-dienoate

3-diethoxyphosphoryl-5-methyloxolan-2-one

ethyl 3-[6-(4-methylbenzoyl)pyridin-2-yl]prop-2-enoate