Using Cc1ccc2nc(-c3ccc(C(=O)O)cc3)cc(C(=O)O)c2c1 to produce Cc1ccc2nc(-c3ccc(C(=O)O)cc3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.