Using CC(=O)OCC(CS(=O)(=O)CCC(C)(C)NC(=O)OCc1ccccc1)OC(C)=O to produce CC(=O)OCC(CS(=O)(=O)CCC(C)(C)N)OC(C)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.