[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][N][Ring1][Ring1][P][=Branch1][C][=S][Branch1][=Branch1][N][C][C][Ring1][Ring1][N][C][C][Ring1][Ring1]"}, {"from": "gpt", "value": "The molecule is an Alkylating Drug. The mechanism of action of thiotepa is as an Alkylating Activity."}]