2-Amino-3-(difluoromethyl)-6-methylpyridine-4-sulfonyl chloride
3,6-Dihydroxy-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
6-(Fluoromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-2-methanol
5-Fluoro-4-methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine