Ethyl 6-(difluoromethyl)-4-methoxy-2-(trifluoromethyl)pyridine-3-acetate
4-(Difluoromethyl)-6-methoxy-2-methylpyridine-3-sulfonyl chloride
Ethyl 6-(difluoromethyl)-4-methoxy-3-(trifluoromethyl)pyridine-2-acetate
Ethyl 2-(difluoromethyl)-3-methoxy-5-(trifluoromethyl)pyridine-4-carboxylate