Methyl 6-(2,4-dichlorophenyl)-2-fluoronicotinate
Methyl 5-(2,4-dichlorophenyl)-2-fluoroisonicotinate
Methyl 3-(2,4-dichlorophenyl)-5-fluoroisonicotinate
Methyl 2-(2,4-dichlorophenyl)-6-fluoroisonicotinate
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