Using CN, COc1ccc(C(=O)Nc2cccc(CNc3ncnc4c(C(N)=O)cc(CO)cc34)c2)cc1 to produce CNCc1cc(C(N)=O)c2ncnc(NCc3cccc(NC(=O)c4ccc(OC)cc4)c3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.