5-Methyl-4-nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
4-(Aminomethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetic acid
4-(Chloromethyl)-2-methyl-3-nitro-5-(trifluoromethoxy)pyridine
5-(Aminomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetic acid