InChI=1S/C19H29NO3/c1-4-5-9-14-23-19(22)18(15(2)3)20-17(21)13-12-16-10-7-6-8-11-16/h6-8,10-11,15,18H,4-5,9,12-14H2,1-3H3,(H,20,21)