Using Sc1ccncc1, CC[C@H](NC(=O)c1c(CBr)c(-c2ccccc2)nc2ccccc12)c1ccccc1 to produce CC[C@H](NC(=O)c1c(CSc2ccncc2)c(-c2ccccc2)nc2ccccc12)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.