Using CC(C)(C)OC(=O)N1CCN(c2nccnc2Cl)CC1, C1CCNCC1 to produce CC(C)(C)OC(=O)N1CCN(c2nccnc2N2CCCCC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.