Using CN(C)c1ccc(C(=O)c2ccc(N(C)C)cc2)cc1, CC[Mg]Br to produce CC=C(c1ccc(N(C)C)cc1)c1ccc(N(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.