Using Cn1cnc2c(N3CCOCC3)nc(Cl)nc21, CC(C)(C)OC(=O)N1CCC(=O)CC1 to produce Cn1c(C2(O)CCN(C(=O)OC(C)(C)C)CC2)nc2c(N3CCOCC3)nc(Cl)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.