Using CC(C)(C)OC(=O)N(C(=O)OC(C)(C)C)[C@@H](CCCCN)C(=O)O, CCCCCCCCCCCCCCCC(=O)OC[C@H]1O[C@@H](n2ccc(N)nc2=O)C[C@@H]1O to produce CCCCCCCCCCCCCCCC(=O)OC[C@H]1O[C@@H](n2ccc(NC(=O)[C@@H](N)CCCCN)nc2=O)C[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.