(2-chloro-6-methylpyridin-3-yl)-(4-methylpiperidin-1-yl)methanone

(2-chloro-6-methylpyridin-3-yl)-(2-ethylpiperidin-1-yl)methanone

6-methyl-2-phenoxypyridine-3-carboxylic acid

2-氯-6-甲基烟酰氯