Ethyl 2-amino-5-(difluoromethyl)pyridine-4-carboxylate
2-(Chloromethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-acetic acid
6-(Chloromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetic acid
Ethyl 2-amino-4-(difluoromethyl)pyridine-5-carboxylate