Using Fc1c([Mg]Br)cccc1C(F)(F)F, CON(C)C(=O)c1ccccn1 to produce O=C(c1ccccn1)C1C=CC=C(C(F)(F)F)C1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.