3-(Difluoromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine
3,5-Dimethoxy-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine
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