Using O=Cc1cccc(C(F)(F)F)c1, COc1ccc2cc(Br)ccc2n1 to produce COc1ccc2cc(C(O)c3cccc(C(F)(F)F)c3)ccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.