Using CC1(C)C2CC[C@]1(C)CNC2, CC1CCC(CC(=O)O)CC1 to produce CC1CCC(CC(=O)N2CC3CC[C@](C)(C2)C3(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.