Using Br[Mg]c1ccccc1, C=CCC12CCN(CC1)C(=Cc1ccccc1)C2=O to produce C=CCC12CCN(CC1)C(C(c1ccccc1)c1ccccc1)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.