InChI=1S/C30H31FN2O/c31-25-12-14-26(15-13-25)33-21-23(27-9-2-4-11-29(27)33)7-5-6-18-32-19-16-30(17-20-32)28-10-3-1-8-24(28)22-34-30/h1-4,8-15,21H,5-7,16-20,22H2