Using CC(=O)O, O=c1c(Cl)c(SC2CCCCC2)cnn1-c1ccccc1 to produce O=c1c(Cl)c(S(=O)C2CCCCC2)cnn1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.