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