InChI=1/C20H30N4O4/c1-14(2)21-18(25)13-23-8-5-9-24(11-10-23)19(26)22-15-6-7-16-17(12-15)28-20(3,4)27-16/h6-7,12,14H,5,8-11,13H2,1-4H3,(H,21,25)(H,22,26)/p+1/fC20H31N4O4/h21-23H/q+1 E86809A075D7745B