InChI=1/C15H24N2O3/c1-9(2)16-10(18)13(3)6-14(4)8-15(5,7-13)12(20)17-11(14)19/h9H,6-8H2,1-5H3,(H,16,18)(H,17,19,20)/t13?,14-,15+/f/h16-17H 6F5E963ED28BA88B