Using CC1(C)Cc2nc(N3CCOc4ccc(O)cc43)sc2C(=O)N1, O=C(O)c1cccc(F)n1 to produce CC1(C)Cc2nc(N3CCOc4ccc(Oc5cccc(C(=O)O)n5)cc43)sc2C(=O)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.