[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C][=C][Branch2][#Branch1][=Branch2][C@@H1][C@@H1][C@H1][C][=C][Branch2][=Branch1][O][C][=Branch2][=Branch1][=Branch1][=C][C][=Branch2][Branch1][O][=C][Ring1][=Branch1][C@@H1][Branch2][Ring1][C][N][Ring1][#Branch2][C@H1][Branch1][O][C@H1][Branch1][Ring2][C][Ring1][S][N][Ring1][#C][C][O][C][O][C][=Branch1][C][=O][C@@][Branch1][=Branch1][C][S][Ring2][Ring1][=Branch1][C][=C][C][=Branch1][=C][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][C][N][Ring1][N][O][O][C][O][C][O][Ring2][Ring1][P][C][O][C][=Branch1][C][=O][C][C][=Branch1][#Branch1][=C][Ring2][Branch1][C][O][C][O]"}, {"from": "gpt", "value": "The molecule is a tetrahydroisoquinoline alkaloid obtained from a Caribbean tunicate Ecteinascidia turbinata. Used for the treatment of soft tissue sarcoma and relapsed ovarian cancer. It has a role as an antineoplastic agent, a marine metabolite, an anti-inflammatory agent, an angiogenesis modulating agent and an alkylating agent. It is an organic heteropolycyclic compound, an azaspiro compound, an oxaspiro compound, a bridged compound, a lactone, a polyphenol, an acetate ester, a hemiaminal, an organic sulfide, a tertiary amino compound and an isoquinoline alkaloid."}]