InChI=1/C20H30N4O4/c1-14-11-15(2)13-24(12-14)9-8-22-19(26)20(27)23-16-5-3-4-6-17(16)28-10-7-18(21)25/h3-6,14-15H,7-13H2,1-2H3,(H2,21,25)(H,22,26)(H,23,27)/p+1/t14-,15-/m0/s1/fC20H31N4O4/h22-24H,21H2/q+1 986E9821DDC1CCB3