Using CC(=O)OC1CCC2CN(Cc3ccccc3)CC2C1=O, COc1ccccc1[Mg]Br to produce COc1ccccc1C1(O)C(O)CCC2CN(Cc3ccccc3)CC21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.