Using CC(C)(C)OC(=O)N1CC2CNCC2C1, O=Cc1nc2nc(Cl)nc(N3CCOCC3)c2s1 to produce CC(C)(C)OC(=O)N1CC2CN(Cc3nc4nc(Cl)nc(N5CCOCC5)c4s3)CC2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.