4-Methoxy-2-(2,3,6-trichlorophenyl)-6-(trifluoromethyl)pyridine
3-Methoxy-2-(2,3,5-trichlorophenyl)-4-(trifluoromethyl)pyridine
2-Methoxy-5-(2,3,5-trichlorophenyl)-3-(trifluoromethyl)pyridine
4-Methoxy-2-(2,3,5-trichlorophenyl)-5-(trifluoromethyl)pyridine