[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][C][C@@H1][Branch2][Ring2][#Branch2][C@@][Branch2][Ring2][Branch1][C@@H1][C@@][Ring1][=Branch1][Branch2][Ring1][Branch2][C@@H1][C][C][C@@H1][C][C@@][Ring1][=Branch1][Branch1][=Branch2][C@H1][Ring1][=Branch2][C][=Branch1][C][=O][O][C][C][Ring1][=Branch2][=C][O][C][Ring2][Ring1][C][=O][C][O]"}, {"from": "gpt", "value": "The molecule is an alkyl-gibberellin that is gibberellin A4 carrying an extra methyl substituent at position 1alpha (4alpha using gibbane skeletal numbering)."}]