5-(Difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-(Difluoromethyl)-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Hydroxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
4-Amino-3-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylic acid