2-Amino-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
3-Amino-2-methyl-5-(trifluoromethoxy)pyridine-4-acetic acid
6-Amino-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
2-Bromo-4-chloro-3-(trifluoromethoxy)pyridine-6-sulfonamide