[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][=Branch1][C][=O][O][C][C][=Branch1][C][=O][C@][Branch2][=Branch1][N][C][C@@H1][Branch2][Ring2][=Branch2][C][=C][Branch1][Ring2][C][Ring1][=Branch1][C][=Branch2][Ring1][=N][=C][C][=Branch1][Branch1][=C][Ring1][#Branch1][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=Branch2][=O][C][=C][C][=C][Ring1][Branch2][O][C][O][O][C@H1][C][C@@H1][Branch1][N][C@@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][N][C][=Branch1][C][=O][C][Branch1][C][F][Branch1][C][F][F][O]"}, {"from": "gpt", "value": "The molecule is a chemotherapy drug commonly marketed under the trade name VALSTAR.  It is a semisynthetic analog of the [doxorubicin], which is an anthracycline drug. Used in the treatment of the bladder cancer, valrubicin is administered by direct infusion into the bladder."}]