Using CCOC(=O)C(F)P(=O)(OCC)OCC, CCCOc1c(-c2cccc3cc(C(C)=O)oc23)cc(CC)cc1C(C)(C)C to produce CCCOc1c(-c2cccc3cc(C(C)=C(F)C(=O)OCC)oc23)cc(CC)cc1C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.