Using C=Cc1cc(C(=O)O)c(F)cc1OCC12CC3CC(CC(C3)C1)C2 to produce CCc1cc(C(=O)O)c(F)cc1OCC12CC3CC(CC(C3)C1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.