6-Hydroxy-2-methyl-3-nitro-4-(trifluoromethoxy)pyridine
4-(Chloromethyl)-3-hydroxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
2-Hydroxy-5-methyl-6-nitro-3-(trifluoromethoxy)pyridine
2-Hydroxy-5-methyl-4-nitro-3-(trifluoromethoxy)pyridine
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