Using COc1cc(C(N)=O)c2ncnc(NC(CN(C)C(=O)OC(C)(C)C)c3ccccc3)c2c1 to produce CNCC(Nc1ncnc2c(C(N)=O)cc(OC)cc12)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.