Using O=S(Cl)Cl, Cc1cc(-c2ccc3c(c2)CCN(C(C)CCO)CC3)n(C)n1 to produce Cc1cc(-c2ccc3c(c2)CCN(C(C)CCCl)CC3)n(C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.