[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=Branch1][O][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][O][C][C@H1][C@@H1][C@@H1][Branch2][Ring1][=Branch1][C][C][=C][Branch1][S][C][=C][Branch1][#Branch1][C][=C][Ring1][#Branch2][Ring1][=Branch1][O][C][O][Ring1][#Branch1][O][C][O][C][Ring1][S][=O]"}, {"from": "gpt", "value": "The molecule is an organic heterotetracyclic compound that is 4'-demethylpodophyllotoxin which is substituted by a hydroxy group at position 10 but which is lacking the hydroxy group at position 9. It is found as a glucoside in the rhizomes of Podophyllum peltatum. It has a role as a metabolite and an antineoplastic agent. It is a furonaphthodioxole, a gamma-lactone, an organic heterotetracyclic compound, a lignan and a member of phenols."}]