methyl 3-oxo-2,3-dihydro-1,2-thiazole-5-carboxylate

methyl 3-oxo-2,3-dihydro-1-benzofuran-6-carboxylate

methyl 3-oxo-2,3-dihydro-1H-indene-1-carboxylate

methyl 3-oxo-2,3-dihydro-1H-indene-4-carboxylate

methyl 3-oxo-2,3-dihydro-1H-isoindole-1-carboxylate

methyl 3-oxo-2,3-dihydro-1H-isoindole-5-carboxylate

methyl 3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylate

methyl 3-oxo-2-(propan-2-yl)-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate

methyl 3-oxo-2-(propan-2-yl)pentanoate

methyl 3-oxo-2-(trifluoromethyl)butanoate

methyl 3-oxo-2-azabicyclo[2.1.1]hexane-1-carboxylate

methyl 3-oxo-2-azabicyclo[2.2.2]octane-1-carboxylate

methyl 3-oxo-2H,3H,4H-pyrido[3,2-b][1,4]oxazine-7-carboxylate

methyl 3-oxo-2H,3H,5H,6H,7H,8H-pyrido[4,3-c]pyridazine-6-carboxylate

methyl 3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylate

methyl 3-oxo-3,4-dihydro-2H-1,4-benzothiazine-5-carboxylate

methyl 3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate

methyl 3-oxo-3,4-dihydro-2H-1,4-benzoxazine-8-carboxylate

methyl 3-oxo-3-(1H-pyrrol-2-yl)propanoate

methyl 3-oxo-3-(oxolan-2-yl)propanoate

methyl 3-oxo-3-(oxolan-3-yl)propanoate

methyl 3-oxo-3-(pyridin-4-yl)propanoate

methyl 3-oxo-3-(pyrrolidin-1-yl)propanoate

methyl 3-oxo-3-(trimethyl-1H-pyrazol-4-yl)propanoate

methyl 3-oxo-3-phenylpropanoate

methyl 3-oxo-3-[3-(trifluoromethyl)phenyl]propanoate

methyl 3-oxo-5-(trifluoromethyl)cyclohexane-1-carboxylate

methyl 3-oxo-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-1,4-benzoxazine-8-carboxylate

methyl 3-oxo-7-oxaspiro[3.5]nonane-1-carboxylate

methyl 3-oxo-8-azaspiro[4.5]decane-1-carboxylate hydrochloride

methyl 3-oxo-hexahydro-1H-pyrrolizine-7a-carboxylate

methyl 3-oxoazetidine-1-carboxylate

methyl 3-oxobicyclo[2.2.1]hept-5-ene-2-carboxylate

methyl 3-oxobicyclo[2.2.1]heptane-2-carboxylate

methyl 3-oxobicyclo[3.2.1]octane-2-carboxylate

methyl 3-oxobutanoate

methyl 3-oxocyclobut-1-ene-1-carboxylate

methyl 3-oxocyclobutane-1-carboxylate

methyl 3-oxocyclohex-1-ene-1-carboxylate

methyl 3-oxocyclohexane-1-carboxylate

methyl 3-oxocyclopentane-1-carboxylate

methyl 3-oxohept-6-enoate

methyl 3-oxohept-6-ynoate

methyl 3-oxoheptanoate

methyl 3-oxohexanoate