3-Fluoro-4-iodo-5-methoxy-2-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-2-fluoro-3-nitro-4-(trifluoromethoxy)pyridine
3-Fluoro-6-iodo-2-nitro-4-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-5-fluoro-3-nitro-2-(trifluoromethoxy)pyridine
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