InChI=1S/C20H35N3O3/c1-2-3-4-5-6-7-8-9-10-11-12-13-19(24)23-18(20(25)26)14-17-15-21-16-22-17/h15-16,18H,2-14H2,1H3,(H,21,22)(H,23,24)(H,25,26)