3-Amino-4-(difluoromethyl)-6-methyl-2-(trifluoromethyl)pyridine
3-Amino-2-(difluoromethyl)-6-methyl-4-(trifluoromethyl)pyridine
5-Amino-2-(bromomethyl)-3-(difluoromethyl)-4-methylpyridine
2-Amino-6-(difluoromethyl)-5-methyl-3-(trifluoromethyl)pyridine