InChI=1/C20H34N2O2/c1-15-7-6-10-18(16(15)2)22-20(24)12-11-19(23)21-14-13-17-8-4-3-5-9-17/h8,15-16,18H,3-7,9-14H2,1-2H3,(H,21,23)(H,22,24)/t15-,16-,18-/m1/s1/f/h21-22H 015B42255CBBAF92