InChI=1/C15H27N3O3/c1-11-5-3-4-6-13(11)16-15(20)17-14(19)9-18-7-8-21-10-12(18)2/h11-13H,3-10H2,1-2H3,(H2,16,17,19,20)/t11-,12+,13+/m1/s1/f/h16-17H 6746E48EA53EC7B1