Using Brc1ccc2cnccc2c1, CC1(C)C=C(C=O)C(C)(C)CC1 to produce CC1(C)C=C(C(O)c2ccc3cnccc3c2)C(C)(C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.