[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an Alkylating Drug. The mechanism of action of thiotepa is as an Alkylating Activity."}, {"from": "gpt", "value": "[C][C][N][Ring1][Ring1][P][=Branch1][C][=S][Branch1][=Branch1][N][C][C][Ring1][Ring1][N][C][C][Ring1][Ring1]"}]