InChI=1/C17H26N4O2/c1-2-6-15(20-17(18)23)16(22)19-11-13-9-10-21(12-13)14-7-4-3-5-8-14/h3-5,7-8,13,15H,2,6,9-12H2,1H3,(H,19,22)(H3,18,20,23)/t13-,15-/m0/s1/f/h19-20H,18H2 003627507503A1D4