Ethyl 3,5-bis(2,3-dichlorophenyl)isonicotinate
Ethyl 2,6-bis(2,3-dichlorophenyl)nicotinate
Ethyl 5-amino-2-(3,5-dichlorophenyl)nicotinate
Ethyl 5-amino-6-(3,5-dichlorophenyl)nicotinate
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