4-(2,3-Difluorophenyl)-2-methoxy-5-(trifluoromethyl)pyridine
3-(2,3-Difluorophenyl)-6-methoxy-2-(trifluoromethyl)pyridine
6-(2,3-Difluorophenyl)-2-(trifluoromethyl)nicotinic acid
2-(2,3-Difluorophenyl)-5-(trifluoromethyl)nicotinic acid
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