2-Hydroxy-5-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2-hydroxy-5-methoxy-4-(trifluoromethoxy)pyridine
2-Hydroxy-6-iodo-5-(trifluoromethoxy)pyridine-3-sulfonamide
2-Hydroxy-6-iodo-3-(trifluoromethoxy)pyridine-5-sulfonamide
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