2,3-Dimethoxy-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride
3-(Difluoromethyl)-2-methoxypyridine-5-sulfonamide
Ethyl 6-amino-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
4-(Aminomethyl)-6-chloro-2-(trifluoromethoxy)pyridine-3-acetic acid