Using COc1cc2ncnc(Cl)c2cc1OC(C)=O, Nc1cccc(Cl)c1F to produce COc1cc2ncnc(Nc3cccc(Cl)c3F)c2cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.