1-dimethoxyphosphoryl-2,2,2-triphenylethanone

1-dimethoxyphosphorylethyl propanoate

1-dimethoxyphosphorylbutyl acetate

4-O-(1-dimethoxyphosphorylethyl) 1-O-methyl butanedioate

4-O-(1-dimethoxyphosphorylbutyl) 1-O-methyl butanedioate