Methyl 2-(aminomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetate
Ethyl 4-(aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
2-Amino-4-(difluoromethyl)-5-iodopyridine
3-(Aminomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetic acid