Using CCn1c(=O)n(OCc2ccccc2)c(=O)c2cc(F)c(N3CCCC3)nc21 to produce CCn1c(=O)n(O)c(=O)c2cc(F)c(N3CCCC3)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.