Using COC(=O)C1CCN(C(=O)OC(C)(C)C)CC1, COc1cc2ncnc(Cl)c2cc1OC to produce COC(=O)C1(c2ncnc3cc(OC)c(OC)cc23)CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.