InChI=1/C18H26FN3O4/c1-3-5-6-14(22-18(20)25)17(24)21-15(11-16(23)26-4-2)12-7-9-13(19)10-8-12/h7-10,14-15H,3-6,11H2,1-2H3,(H,21,24)(H3,20,22,25)/t14-,15-/m0/s1/f/h21-22H,20H2 885603E2F0E713E4