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