3-(Difluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
6-(3,5-Dichlorophenyl)nicotinic acid
2-(Difluoromethyl)-6-nitro-3-(trifluoromethoxy)pyridine
5-(Chloromethyl)-3-(difluoromethyl)-4-methoxypyridine-2-methanol
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