Using CCOC(OCC)OCC, C[C@]12CCC(=O)C=C1CC[C@H]1[C@@H]3CCC(=O)[C@@]3(C)C[C@H](O)[C@@]12F to produce CCOC1=CC2=CC[C@H]3[C@@H]4CCC(=O)[C@@]4(C)C[C@H](O)[C@]3(F)[C@@]2(C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.