2-Methoxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
3,4-Dichloro-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
2,3-Dichloro-6-(trifluoromethoxy)pyridine-4-sulfonamide
3,6-Dichloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
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