InChI=1/C18H13FN2O5/c19-13-5-2-11(18(20)24)7-14(13)21-16(22)9-25-12-4-1-10-3-6-17(23)26-15(10)8-12/h1-8H,9H2,(H2,20,24)(H,21,22)/f/h21H,20H2 3A2B02FF7DF1D98D