Using C=COCCONC(=O)c1ccc2[nH]ncc2c1Nc1ccc(SC)cc1F to produce CSc1ccc(Nc2c(C(=O)NOCCO)ccc3[nH]ncc23)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.