Using C[C@@H]1C[C@@]23CC4(CC[C@@]2(O3)C2=CC[C@]3(C)[C@@H](O)CC[C@H]3[C@@H]21)OCCO4, C[Mg]Br to produce C[C@@H]1C[C@@]2(O)CC3(CCC2=C2[C@@H]1[C@@H]1CC[C@H](O)[C@@]1(C)C[C@@H]2C)OCCO3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.