Using O=C(O)CS, CC(C)(C)OC(=O)N(c1ccc(C(=O)O)cc1OCC1CC1)S(C)(=O)=O to produce CC(C)(C)OC(=O)N(c1ccc(C(=O)SCC(=O)O)cc1OCC1CC1)S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.