4-(Chloromethyl)-3-(difluoromethyl)-2-iodo-6-nitropyridine
2-(Aminomethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine
2-Amino-4-(difluoromethyl)-6-fluoropyridine-3-acetic acid
Methyl 2-chloro-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetate