Using COc1cccc(-c2nc(=O)n(C(C)C)c3cc(C)ccc23)c1 to produce Cc1ccc2c(-c3cccc(O)c3)nc(=O)n(C(C)C)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.