Using CCOC(=O)CP(=O)(OCC)OCC, CC(=O)O[C@H]1CC[C@]2(C)[C@H]3CC[C@@H]4C5=C(C(C)C)CC[C@]5(C=O)CC[C@@]4(C)[C@]3(C)CC[C@H]2C1(C)C to produce CCOC(=O)/C=C/[C@]12CCC(C(C)C)=C1[C@H]1CC[C@@H]3[C@@]4(C)CC[C@H](O)C(C)(C)[C@@H]4CC[C@@]3(C)[C@]1(C)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.