4-Methyl-3-nitro-2-(trifluoromethoxy)pyridine-5-acetonitrile
3-(Difluoromethyl)-6-methyl-2-nitro-4-(trifluoromethoxy)pyridine
4-Methyl-2-nitro-3-(trifluoromethoxy)pyridine-5-acetonitrile
5-Methyl-3-nitro-4-(trifluoromethoxy)pyridine-2-acetonitrile
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