Using COc1ccc(CO)cc1-c1ncccn1, FC(F)(F)c1cccc(CCl)c1 to produce COc1ccc(COCc2cccc(C(F)(F)F)c2)cc1-c1ncccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.