Using COCCl, CC(C)(C)OC(=O)N(CCc1ccccc1O)Cc1cccc(CCO)c1 to produce COCOc1ccccc1CCN(Cc1cccc(CCO)c1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.