Using CCC(C)c1cc(Cl)cc(Cl)c1OCC(=O)O, SC1=NCCS1 to produce CCC(C)c1cc(Cl)cc(Cl)c1OCC(=O)N1CCSC1=S, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.