Using CC1(C)C2CC[C@]1(C)CNC2, O=C(O)CC1C2CC3CC1CC(c1ccccc1)(C3)C2 to produce CC1(C)C2CC[C@]1(C)CN(C(=O)CC1C3CC4CC1CC(c1ccccc1)(C4)C3)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.