4-(2,4-Dichlorophenyl)nicotinaldehyde
5-(Difluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-4-methanol
5-(Difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylic acid
4-(Difluoromethyl)-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid