4-Iodo-3-methoxy-5-nitro-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-iodo-5-methoxy-4-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-iodo-2-methoxy-3-(trifluoromethoxy)pyridine
5-(Fluoromethyl)-4-iodo-2-methoxy-3-(trifluoromethoxy)pyridine
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