Using O=C(c1c(-c2ccccc2)ccnc1Cl)N(CCO)Cc1cc(C(F)(F)F)cc(C(F)(F)F)c1 to produce O=C1c2c(-c3ccccc3)ccnc2OCCN1Cc1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.