Using CC(C)(C)C(=O)OCn1cnc2cc(O)ccc2c1=O, OCCCN1CCOCC1 to produce CC(C)(C)C(=O)OCn1cnc2cc(OCCCN3CCOCC3)ccc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.