InChI=1S/C26H21FN2O3/c1-17(19-9-11-23(27)12-10-19)29(16-18-5-4-7-21(13-18)26(31)32)25(30)22-14-20-6-2-3-8-24(20)28-15-22/h2-15,17H,16H2,1H3,(H,31,32)/t17-/m1/s1