Using CCCCCC1CCC(C2CCCCC2=O)CC1 to produce CCCCCc1ccc(-c2ccc(C3=CCC([C@H]4CC[C@H](CCCCC)CC4)CC3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.