Using C[C@@](COC1CCCCO1)(C[C@@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)c1c[nH]nn1)C(=O)O, CCCCCCO to produce CCCCCCOC(=O)[C@](C)(CO)C[C@@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)c1c[nH]nn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.