[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][=Branch1][C][=N][N][Branch1][Ring2][C][Ring1][=Branch1][C][C][=C][Branch1][=N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][Branch2][Cl].[Cl]"}, {"from": "gpt", "value": "The molecule is a hydrochloride obtained by combining tipiracil with one equivalent of hydrochloric acid. Used in combination with trifluridine, a nucleoside metabolic inhibitor, for treatment of advanced/relapsed unresectable colorectal cancer. It has a role as an antineoplastic agent and an EC 2.4.2.4 (thymidine phosphorylase) inhibitor. It is a hydrochloride and an iminium salt. It contains a tipiracil(1+)."}]