Using CC(C)(C)OC(=O)NCCOCC1CCCN(c2cncc3ccc(C(N)=O)cc23)C1 to produce NCCOCC1CCCN(c2cncc3ccc(C(N)=O)cc23)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.