InChI=1/C15H27N3O3/c1-12-4-2-3-5-13(12)16-15(21)18-10-8-17(9-11-18)7-6-14(19)20/h12-13H,2-11H2,1H3,(H,16,21)(H,19,20)/t12-,13+/m1/s1/f/h16-17H 2F31727AAC10E6AB