Using CON(C)C(=O)c1ccc(Cn2c(C(C)=O)c(-c3ccccc3)c3cc(Br)ccc3c2=O)cc1, C[Mg]Br to produce CC(=O)c1ccc(Cn2c(C(C)=O)c(-c3ccccc3)c3cc(Br)ccc3c2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.