[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a cancer chemotherapeutic member of the alkylating agent group, now in use for over 50 years. It is a stable derivative of N,N',N''- triethylenephosphoramide (TEPA). It is mostly used to treat breast cancer, ovarian cancer and bladder cancer. It is also used as conditioning for Bone marrow transplantation. Its main toxicity is myelosuppression."}, {"from": "gpt", "value": "[C][C][N][Ring1][Ring1][P][=Branch1][C][=S][Branch1][=Branch1][N][C][C][Ring1][Ring1][N][C][C][Ring1][Ring1]"}]