Ethyl 5-(difluoromethyl)-4-methyl-2-(trifluoromethoxy)pyridine-3-carboxylate
3-(4-Bromo-3-hydroxybenzoyl)pyridine
Ethyl 3-(difluoromethyl)-4-methyl-5-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-(difluoromethyl)-2-methyl-6-(trifluoromethoxy)pyridine-5-carboxylate