3-Amino-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
3-Amino-5-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide
2-Amino-4-(chloromethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine
Ethyl 3-bromo-4-chloro-2-(trifluoromethoxy)pyridine-5-carboxylate