[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a hydrochloride. It has a role as an antineoplastic agent. It contains a mitoxantrone."}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring2][=Branch1][=C][C][=Branch1][O][=C][Ring1][=Branch1][N][C][C][N][C][C][O][C][=Branch1][C][=O][C][=C][Branch1][#C][C][=C][C][=Branch1][=Branch2][=C][Ring1][=Branch1][C][Ring2][Ring1][Ring1][=O][O][O][N][C][C][N][C][C][O].[Cl].[Cl]"}]