Using CC(=O)SCC1(C(=O)NCC(O)C(=O)OCc2ccccc2)CCc2ccccc2C1 to produce CC(=O)SCC1(C(=O)NCC(O)C(=O)O)CCc2ccccc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.