Using CC(=O)[O-], O=c1[nH]c(-c2cccc(O)c2)nc2ccsc12 to produce CC(=O)Oc1cccc(-c2nc3ccsc3c(=O)[nH]2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.