4-Chloro-2-(chloromethyl)-5-nitro-3-(trifluoromethoxy)pyridine
4-(Aminomethyl)-3-chloro-2-iodo-5-(trifluoromethoxy)pyridine
5-Chloro-3-(chloromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
4-(Aminomethyl)-6-chloro-3-iodo-2-(trifluoromethoxy)pyridine
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