InChI=1S/C31H33NO2/c1-3-9-24(10-4-1)31-30(28-21-25-11-5-2-6-12-26(25)22-29(28)34-31)23-13-15-27(16-14-23)33-20-19-32-17-7-8-18-32/h1,3-4,9-10,13-16,21-22H,2,5-8,11-12,17-20H2