Using O=C(O)c1ccc2c(c1)nc(Nc1nc3ccc(OC(F)(F)F)cc3s1)n2CCF, CCOCCN to produce CCOCCNC(=O)c1ccc2c(c1)nc(Nc1nc3ccc(OC(F)(F)F)cc3s1)n2CCF, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.