5-(Aminomethyl)-2-cyano-3-methyl-4-(trifluoromethoxy)pyridine
4-(Aminomethyl)-6-cyano-3-methyl-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-4-cyano-2-methyl-5-(trifluoromethoxy)pyridine
3-Cyano-6-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride