Using CC(C)(C)OC(=O)COCCCCBr, Sc1cnc(-c2ccccc2)c(-c2ccccc2)n1 to produce CC(C)(C)OC(=O)COCCCCSc1cnc(-c2ccccc2)c(-c2ccccc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.