Using O=S(Cl)Cl, CC(C)(C)OC(=O)NC(C)(CO)c1cccc(Br)n1 to produce CC(C)(C)OC(=O)N1S(=O)OCC1(C)c1cccc(Br)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.