[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an Alkylating Drug. The mechanism of action of chlorambucil is as an Alkylating Activity."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][=C][=C][C][=C][Ring1][=Branch1][C][C][C][C][=Branch1][C][=O][O][N][Branch1][Ring2][C][C][Cl][C][C][Cl]"}]