Using CCO, Cc1onc(-c2ccccc2)c1C(=O)c1cc2cccc(O)c2o1 to produce CCOc1cccc2cc(C(=O)c3c(-c4ccccc4)noc3C)oc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.