InChI=1/C20H16FNO5/c1-27-14-6-7-17-15(8-14)16(18(23)9-19(24)20(25)26)11-22(17)10-12-2-4-13(21)5-3-12/h2-8,11H,9-10H2,1H3,(H,25,26)/p-1/fC20H15FNO5/q-1 10BFD1A0DDCF693D