Using CC(C)[C@H]1COC(=O)N1c1ccnc(N[C@@H](C)C2CCN(C(=O)OCc3ccccc3)CC2)n1 to produce CC(C)[C@H]1COC(=O)N1c1ccnc(N[C@@H](C)C2CCNCC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.