2-Amino-5-(difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine
3-Amino-4-methoxy-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-Amino-2-methoxy-6-(trifluoromethoxy)pyridine-4-sulfonamide
2-Bromo-5-chloro-3-(trifluoromethoxy)pyridine-6-carboxylic acid
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