上游原料
Piperidine4-(Chloromethyl)pyridine1,4-Dioxaspiro[4.5]decan-8-oneCyanoacetamide; 2-Cyanoacetamidemethyl acrylate2-(4-pyridinyl)acetonitriledimethyl 4-cyano-4-(4-pyridinyl)heptanedioate4-(4-pyridinyl)heptanedioic acid4-(4-pyridinyl)cyclohexanone2-acetyl-4-(4-pyridinyl)cyclohexanone3-oxobutanamide1-methyl-3-oxo-7-(4-pyridinyl)-2,3,5,6,7,8-hexahydro-4-isoquinolinecarbonitrile4-bromopyridine8-(4-pyridinyl)-1,4-dioxaspiro[4.5]decan-8-ol4-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyridine
