4-Amino-3-(chloromethyl)-6-(trifluoromethoxy)pyridine-2-acetonitrile
4-Amino-2-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-acetonitrile
3-Bromo-6-chloro-2-nitro-5-(trifluoromethoxy)pyridine
5-Bromo-2-chloro-3-nitro-6-(trifluoromethoxy)pyridine
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