Using COc1ccc2c(-c3ccccc3)csc2c1, COc1ccccc1C(=O)Cl to produce COc1ccc2c(-c3ccccc3)c(C(=O)c3ccccc3OC)sc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.