Using CC(=O)Oc1c2c(c3ccccc3c1OC(C)=O)N(C(C)=O)c1ccccc1S2 to produce CC(=O)N1c2ccccc2Sc2c(O)c(O)c3ccccc3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.