Using O=C(O)c1cc(OC2CCC3(CC2)OCCO3)nc(C(F)(F)F)n1 to produce O=C1CCC(Oc2cc(C(=O)O)nc(C(F)(F)F)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.