InChI=1/C20H32N4O2/c1-4-5-9-17(20(21)26)24-12-10-23(11-13-24)14-18(25)22-19-15(2)7-6-8-16(19)3/h6-8,17H,4-5,9-14H2,1-3H3,(H2,21,26)(H,22,25)/t17-/m1/s1/f/h22H,21H2 2438800E04ABA493