Using Brc1ccc2cc3ccccc3cc2c1, OB(O)c1ccc2c3ccccc3c3ccccc3c2c1 to produce c1ccc2cc3cc(-c4ccc5c6ccccc6c6ccccc6c5c4)ccc3cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.