InChI=1/C20H32N4O4/c1-5-23(13-18(26)22-20(2,3)4)12-17(25)21-16-6-9-24(10-7-16)19(27)15-8-11-28-14-15/h8,11,14,16H,5-7,9-10,12-13H2,1-4H3,(H,21,25)(H,22,26)/p+1/fC20H33N4O4/h21-23H/q+1 ED19C7DE08D52E5C