Using O=S(Cl)Cl, CC(CO)N(CC(=O)OC(C)(C)C)Cc1ccccc1 to produce CC(CCl)N(CC(=O)OC(C)(C)C)Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.