InChI=1/C24H32N4O4/c1-18-8-7-11-21(19(18)2)26-23(30)16-27(14-15-32-3)17-24(31)28(13-12-22(25)29)20-9-5-4-6-10-20/h4-11H,12-17H2,1-3H3,(H2,25,29)(H,26,30)/p+1/fC24H33N4O4/h26-27H,25H2/q+1 DB5C8DF61B6A6806