ethyl 4-diethoxyphosphoryl-3-oxobutanoate

1-(5-hydroxycyclopenten-1-yl)ethanone

ethyl 4-(diethoxyphosphorylmethyl)benzoate

6,10-dimethylundec-3-en-2-one

10-(2-chloro-4-methoxyphenoxy)-3-diethoxyphosphoryldecan-2-one