Using CCOC(=O)CCN1CCN(C(=O)c2ccc(NC(=N)NC(=O)OC(C)(C)C)cc2)CC1=O to produce N=C(N)Nc1ccc(C(=O)N2CCN(CCC(=O)O)C(=O)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.