3-Amino-4-(bromomethyl)-5-nitro-2-(trifluoromethoxy)pyridine
2-Amino-6-(bromomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-Amino-4-(bromomethyl)-2-nitro-5-(trifluoromethoxy)pyridine
2-Amino-6-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine