Using CC(C)(C)[Mg]Cl, C=CCN(C(=O)CCCCCCC)[C@H](C)c1ccccc1 to produce C=CC[C@@H](CCCCCC)C(=O)NC(C)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.