2-Bromo-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-carboxylic acid
2-Bromo-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-carboxylic acid
Ethyl 5-bromo-3-(difluoromethyl)-2-methylpyridine-4-acetate
6-Bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-carboxylic acid