3-Amino-6-(difluoromethyl)-2-nitropyridine-4-carboxylic acid
Methyl 4-(aminomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-carboxylate
4-(Aminomethyl)-5-chloro-3-(trifluoromethoxy)pyridine-2-acetonitrile
4-Amino-6-(difluoromethyl)-2-methylpyridine-3-acetonitrile