Using C#Cc1cccc(S(=O)(=O)CCC)c1, CC(C)(C)OC(=O)COc1ncc(Cl)cc1Br to produce CCCS(=O)(=O)c1cccc(C#Cc2cc(Cl)cnc2OCC(=O)OC(C)(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.