Using CN1c2ccc(C#CCOC3CCCCO3)cc2C(O)=C(C(=O)NCc2ccc(Cl)cc2)S1(=O)=O to produce CN1c2ccc(C#CCO)cc2C(O)=C(C(=O)NCc2ccc(Cl)cc2)S1(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.