Using CCS(=O)(=O)N(CC(=O)OC)C(c1cncc(-c2ccc(C#N)c(Cl)c2)c1)C1CC1 to produce CCS(=O)(=O)N(CCO)C(c1cncc(-c2ccc(C#N)c(Cl)c2)c1)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.