Using COC(OC)c1ccc(F)c(C=O)c1, c1ccc2scnc2c1 to produce COC(OC)c1ccc(F)c(C(O)c2nc3ccccc3s2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.