Using CCc1ccc(C2CC(OC)CN(C(=O)N3CCOCC3)C2)cc1 to produce CCc1ccc(C2CC(O)CN(C(=O)N3CCOCC3)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.