2-pyridinepropanoic acid, alpha-ethyl-beta-oxo-, methyl ester InChI=1/C11H13NO3/c1-3-8(11(14)15-2)10(13)9-6-4-5-7-12-9/h4-8H,3H2,1-2H methyl 2-(pyridin-2-ylcarbonyl)butanoate