Using O=C1NC(=O)C(=Cc2ccc(-c3cccc(C(=O)O)c3)cc2)S1, NCc1ccccc1 to produce O=C1NC(=O)C(=Cc2ccc(-c3cccc(C(=O)NCc4ccccc4)c3)cc2)S1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.