Using O=S(Cl)Cl, COc1ccc(CN(Cc2ccc(Cl)nc2)C(C)O)cc1 to produce COc1ccc(CN(CCCl)Cc2ccc(Cl)nc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.