3-[2-(benzoxazol-2-yl)-ethenyl]-5-ethyl-6-methyl-2-(1H)-pyridinone

5-ethyl-2-methoxy-6-methylpyridine-3-carboxaldehyde

2-[2(R/S)-hydroxy-2-(2-methoxy-5-ethyl-6-methylpyridin-3-yl)ethyl]benzoxazole

2-甲基苯并唑

2-chloro-3-cyano-5-ethyl-6-methylpyridine