4-(Chloromethyl)-3,5-dimethoxy-2-(trifluoromethoxy)pyridine
3,6-Dimethyl-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4,5-dimethoxy-3-(trifluoromethoxy)pyridine
2,4-Dimethyl-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine
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