[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=C][C][=C][Branch1][=Branch2][C][=C][C][Ring1][=Branch1][=C][Ring1][#Branch2][N][Branch1][Ring2][C][C][Cl][C][C][Cl]"}, {"from": "gpt", "value": "The molecule is an alkylating antineoplastic agent no longer used in the United States, because it induces chromosomal aberration and causes cancer. (NCI)"}]