6-Methyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-Amino-2-(difluoromethyl)-3-nitropyridine-5-sulfonyl chloride
3-Amino-4-chloro-6-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 2-(aminomethyl)-4-(difluoromethyl)-3-methylpyridine-5-carboxylate