3-Methyl-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
5-(Aminomethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonamide
Methyl 4-(difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-2-carboxylate
4-(Aminomethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-sulfonamide