Ethyl 6-(chloromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetate
3,6-Diamino-4-(difluoromethyl)pyridine-2-sulfonyl chloride
6-Amino-4-cyano-3-(difluoromethyl)pyridine-2-methanol
Ethyl 2-methoxy-4-(trifluoromethoxy)pyridine-5-carboxylate