Using CCOC(=O)[C@H](O)CN(N)Cc1ccc(-c2cc(Cl)ccc2F)cc1, O=C(O)c1cnc(O)s1 to produce CCOC(=O)[C@H](O)CN(Cc1ccc(-c2cc(Cl)ccc2F)cc1)NC(=O)c1cnc(O)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.