Ethyl 6-(2,3-dichlorophenyl)-5-fluoropicolinate
Ethyl 2-(2,3-dichlorophenyl)-3-fluoroisonicotinate
Ethyl 2-chloro-6-(2,3-dichlorophenyl)nicotinate
Ethyl 2-chloro-5-(2,3-dichlorophenyl)nicotinate
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