Using Cc1ccc(O)c(C(CC(=O)N(C(C)C)C(C)C)c2ccccc2)c1 to produce Cc1ccc(O)c([C@H](CCN(C(C)C)C(C)C)c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.