Ethyl 3-(difluoromethyl)-6-hydroxy-4-methoxypyridine-2-acetate
4-(Fluoromethyl)-2-methyl-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2-(Aminomethyl)-5-cyano-3-(difluoromethyl)-4-methylpyridine
2,3-Dihydroxy-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride