Using O=C(n1ccnc1)n1ccnc1, CCOC(=O)C(=CNc1ccc(NCCO)cc1)C(=O)OCC to produce CCOC(=O)C(=CNc1ccc(N2CCOC2=O)cc1)C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.