[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][O][C][N][Branch1][Ring2][C][C][Cl][C][C][Cl][Cl].[Cl]"}, {"from": "gpt", "value": "The molecule is a nitrogen mustard agent that crosslinks with DNA, causing inhibition of DNA synthesis. (NCI)"}]