InChI=1/C19H14FN3O5/c20-10-1-3-11(4-2-10)21-15(24)7-8-16(25)22-12-5-6-13-14(9-12)17(26)19(28)23-18(13)27/h1-6,9H,7-8H2,(H,21,24)(H,22,25)(H,23,27,28)/f/h21-23H B53BA2A201E2180C