InChI=1S/C25H32N2O/c28-25(23-11-10-22-8-4-5-15-26-24(22)18-23)12-9-20-13-16-27(17-14-20)19-21-6-2-1-3-7-21/h1-3,6-7,10-11,18,20,26H,4-5,8-9,12-17,19H2