Using C=C(C)Cc1cc(CC(=C)C)cc(-c2nc3ncccc3o2)c1 to produce CC(C)Cc1cc(CC(C)C)cc(-c2nc3ncccc3o2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.