Using CCOC(=O)c1ccc(NC(=O)N2CCN(c3ncnc4cc(OC)c(OC)cc34)CC2)cc1 to produce COc1cc2ncnc(N3CCN(C(=O)Nc4ccc(C(=O)O)cc4)CC3)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.