Using COc1cccc([C@@]23CCN(C)C[C@H]2Cc2c([nH]c(C(=O)NCc4ccccc4)c2C)C3)c1 to produce Cc1c(C(=O)NCc2ccccc2)[nH]c2c1C[C@@H]1CN(C)CC[C@@]1(c1cccc(O)c1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.