Using COc1ccc(-c2ccc(CCC#N)cc2CC(C)C)cc1Cc1cccc2ccccc12 to produce CC(C)Cc1cc(CCC#N)ccc1-c1ccc(O)c(Cc2cccc3ccccc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.