Using O=c1oc2cc(OCc3ccccc3)ccc2cc1N1CCC(O)(c2ccc(F)cc2)CC1, O to produce OC1c2ccc(OCc3ccccc3)cc2OCC1N1CCC(O)(c2ccc(F)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.