Using O=Cc1ccccc1, Nc1ccc(C(=O)N2CCOC(c3ccccc3)C2)cc1 to produce O=C(c1ccc(NCc2ccccc2)cc1)N1CCOC(c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.