Using CI, CC(C)(C)OC(=O)NCCCn1c(-c2ccc(Br)cc2)csc1=Nc1ccccc1 to produce CN(CCCn1c(-c2ccc(Br)cc2)csc1=Nc1ccccc1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.