Using CC(C)(C)OC(=O)COc1ccc(-c2nccs2)cc1, Clc1ccc(I)cc1 to produce CC(C)(C)OC(=O)COc1ccc(-c2ncc(-c3ccc(Cl)cc3)s2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.