Using C[Mg]Br, O=Cc1cc(C(F)(F)F)cc2c1ncn2CC1CC1 to produce CC(O)c1cc(C(F)(F)F)cc2c1ncn2CC1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.