Using COCn1cc(Nc2ccc(-c3ccc(N4CC(CO)OC4=O)cc3F)cn2)nn1 to produce O=C1OC(CO)CN1c1ccc(-c2ccc(Nc3c[nH]nn3)nc2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.