[{"from": "human", "value": "Describe this molecule. [C][N][C@H1][C][C][C@@H1][Ring1][Branch1][C@H1][Branch2][Ring1][#Branch1][C@H1][Branch1][Ring2][C][Ring1][#Branch1][O][P][=Branch1][C][=O][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O][C][C][C][C][C][C][=Branch1][C][=O][N][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an azabicycloalkane that consists of ecgonine having phenylphosphonyl and alkyl groups attached to the hydroxy and carboxy groups respectively. Used as a transition state analogue of cocaine. It has a role as a hapten. It is an azabicycloalkane, a beta-alanine derivative and an organic phosphonate. It is functionally related to an ecgonine."}]