Using CC[C@@]1(C(C)C(=O)OC)CCCN2CCc3c(n(C)c4ccccc34)[C@@H]21 to produce CC[C@@]1(C(C)C(=O)O)CCCN2CCc3c(n(C)c4ccccc34)[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.