InChI=1/C15H26N4O/c1-4-8-17-15-13(7-6-9-18-15)11-19(10-5-2)12-14(20)16-3/h6-7,9H,4-5,8,10-12H2,1-3H3,(H,16,20)(H,17,18)/p+1/fC15H27N4O/h16-17,19H/q+1 D1DAD822D581B223