InChI=1/C20H28N4O4/c1-14-8-7-13-24-18(15(2)23-19(14)24)20(28)22-12-6-9-16(25)21-11-5-3-4-10-17(26)27/h7-8,13H,3-6,9-12H2,1-2H3,(H,21,25)(H,22,28)(H,26,27)/p-1/fC20H27N4O4/h21-22H/q-1 B60F026708F437FF