Using CCc1cc(C(=O)c2ccccc2Cl)c(-n2c(C)nnc2CO)s1, O=S(Cl)Cl to produce CCc1cc(C(=O)c2ccccc2Cl)c(-n2c(C)nnc2CCl)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.