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Ethyl 2-(1,4-dioxaspiro[4.5]decan-8-ylidene)propanoate

Ethyl 2-(1-benzylpiperidin-4-ylidene)propanoate

Ethyl 2-(3-cyclopropylpyridin-2-yl)acetate

Ethyl 2-(4-(tert-butyl)cyclohexylidene)propanoate

Ethyl 2-(4-bromophenyl)-2-methylpropanoate

Ethyl 2-(4-chloropyridin-2-yloxy)acetate

Ethyl 2-(5-oxo-5,6,7,8-tetrahydronaphthalen-2-yloxy)acetate

Ethyl 2-(benzylamino)cyclopentanecarboxylate

Ethyl 2-(chloromethyl)pyrimidine-4-carboxylate

Ethyl 2-(n-(methoxycarbonyl)sulfamoyl)benzoate

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