Ethyl 2,3-bis(2,3-dichlorophenyl)isonicotinate
Ethyl 3-(2,3-dichlorophenyl)-6-methoxypicolinate
Ethyl 5-(2,3-dichlorophenyl)-6-methoxypicolinate
Ethyl 3-(2,3-dichlorophenyl)-2-methoxyisonicotinate
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