6-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylic acid
3-(Aminomethyl)-4-(difluoromethyl)pyridine-5-carboxylic acid
Ethyl 2-bromo-6-(difluoromethyl)pyridine-4-carboxylate
2-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylic acid