5-(Bromomethyl)-2-methyl-4-nitro-3-(trifluoromethoxy)pyridine
2-(Fluoromethyl)-3-methyl-4-nitro-6-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-methyl-2-nitro-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-6-methyl-2-nitro-5-(trifluoromethoxy)pyridine
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