2-Chloro-3-iodo-4-nitro-6-(trifluoromethoxy)pyridine
2-Cyano-3-(difluoromethyl)-6-iodo-5-(trifluoromethoxy)pyridine
2-(Bromomethyl)-4-cyano-3-nitro-6-(trifluoromethoxy)pyridine
2-(Bromomethyl)-3-cyano-6-nitro-4-(trifluoromethoxy)pyridine
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