Using Nc1cc(C(=O)O)cc(C(=O)O)c1, c1ccc2c(c1)Nc1ccccc1S2 to produce O=C(O)c1cc(N=c2ccc3nc4ccccc4sc-3c2)cc(C(=O)O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.