Using CCI, COCOC1=CC2=CC[C@@H]3[C@H](CC[C@]4(C)[C@@H](OCOC)CC[C@@H]34)[C@H]2C=C1O to produce CCOC1=C[C@H]2C(=CC[C@@H]3[C@@H]2CC[C@]2(C)[C@@H](OCOC)CC[C@@H]32)C=C1OCOC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.