Using CC(C)C[C@H](O)[C@H](O)[C@H](CC1CCCCC1)NC(=O)OC(C)(C)C to produce CC(C)CC(O)C(O)C(N)CC1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.