Using O=C(O)c1ccc(-c2nn[nH]n2)cc1, Nc1ccc(C(=O)O)cc1 to produce O=C(O)c1ccc(NC(=O)c2ccc(-c3nn[nH]n3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.