InChI=1/C20H26N4O4/c1-3-10-24(13-18(25)22-17-9-5-4-7-15(17)2)14-19(26)23-20(27)21-12-16-8-6-11-28-16/h4-9,11H,3,10,12-14H2,1-2H3,(H,22,25)(H2,21,23,26,27)/p+1/fC20H27N4O4/h21-24H/q+1 EE1DE4755D116B27