[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][=Branch2][Branch1][#Branch1][=C][Branch2][Ring2][Ring1][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][#Branch2][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][C][O][C@@][Branch1][=N][C][C][C@H1][C@@][Ring1][Branch1][Branch1][Ring2][C][Ring1][Ring1][C][C][C@@][Branch1][=N][C][C][C@H1][C@@][Ring1][Branch1][Branch1][Ring2][C][Ring1][Ring1][C][C][O]"}, {"from": "gpt", "value": "The molecule is a sesquiterpenoid that is a dimer of a cyclolaurane type sesquiterpene. Isolated from the marine red algae Laurencia nidifica and Laurencia tristicha, it exhibits antineoplastic activity. It has a role as an antineoplastic agent and an algal metabolite. It is a sesquiterpenoid, a member of biphenyls and a member of phenols."}]