Using COC(=O)c1cc(I)c(OCC23CC4CC(CC(C4)C2)C3)cc1F, CC=O to produce COC(=O)c1cc(C(C)O)c(OCC23CC4CC(CC(C4)C2)C3)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.