InChI=1/C31H32N2O/c34-31(28-17-9-3-10-18-28,29-19-11-4-12-20-29)25-32-21-23-33(24-22-32)30(26-13-5-1-6-14-26)27-15-7-2-8-16-27/h1-20,30,34H,21-25H2 F2A8EB72B36F276A