Using CC(=O)Nc1nc2c(=O)[nH]c3cc(C(=O)O)ccc3c2s1 to produce Nc1nc2c(=O)[nH]c3cc(C(=O)O)ccc3c2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.