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