Using CCOC(OCC)OCC, CCOC(=O)c1ccc(Nc2cccc(CO)c2)c(N)c1 to produce CCOC(=O)c1ccc2c(c1)ncn2-c1cccc(CO)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.