6-Amino-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
2-Bromo-4-chloro-3-(trifluoromethoxy)pyridine-6-sulfonamide
2-Bromo-3-chloro-6-(trifluoromethoxy)pyridine-4-sulfonamide
2-Amino-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-acetic acid