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