Methyl 3-chloro-5-(2,5-dichlorophenyl)isonicotinate
3,6-Bis(2,5-dichlorophenyl)-2-chloropyridine
Methyl 2-chloro-3-(2,5-dichlorophenyl)isonicotinate
3,5-Dichloro-4-(2,5-dichlorophenyl)pyridine
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