InChI=1/C15H25N3O2/c1-10-7-6-8-11(2)17(10)12-9-13(19)18(14(20)16-12)15(3,4)5/h9-11H,6-8H2,1-5H3,(H,16,20)/t10-,11+/f/h16H 298046BABDC2FE12