3-(Bromomethyl)-4,5-dimethoxy-2-(trifluoromethoxy)pyridine
4-(Bromomethyl)-3,6-dimethoxy-2-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2,5-dimethoxy-6-(trifluoromethoxy)pyridine
2-(Bromomethyl)-4,6-dimethoxy-3-(trifluoromethoxy)pyridine
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