Ethyl 5,6-bis(2,4-dichlorophenyl)picolinate
Ethyl 6-(2,3-dichlorophenyl)-3-fluoropicolinate
Ethyl 5-(2,3-dichlorophenyl)-3-fluoropicolinate
Ethyl 2,3-bis(2,4-dichlorophenyl)isonicotinate
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