Using O=C(C=CCc1c[nH]c2ccccc12)NC(C(=O)OCc1ccccc1)C(=O)OCc1ccccc1 to produce O=C(C=CCc1c[nH]c2ccccc12)NC(C(=O)O)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.