InChI=1/C20H30N4O4/c1-4-14-10-11-16(12-17(14)24(27)28)22-20(26)19(25)21-13-18(23(2)3)15-8-6-5-7-9-15/h10-12,15,18H,4-9,13H2,1-3H3,(H,21,25)(H,22,26)/p+1/t18-/m1/s1/fC20H31N4O4/h21-23H/q+1 E7F34122D2485744