Using C[C@@]1(c2ccc3cc(O[C@@H]4C[C@H]5CC[C@@H]4C5)ccc3c2)COC(=O)N1 to produce C[C@](N)(CO)c1ccc2cc(O[C@@H]3C[C@H]4CC[C@@H]3C4)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.