5-Methyl-3-nitro-2-(trifluoromethoxy)pyridine-4-acetic acid
3-(Bromomethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-2-acetic acid
3-Methyl-5-nitro-4-(trifluoromethoxy)pyridine-2-acetic acid
5-Methyl-4-nitro-2-(trifluoromethoxy)pyridine-3-acetic acid
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