Using CCCC1CCC(C(=O)O)CC1, CC1(C)[C@H]2CC[C@]1(C)[C@H](O)C2 to produce CCCC1CCC(C(=O)O[C@@H]2C[C@]3(C)CC[C@H]2C3(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.