InChI=1/C22H28N4O4/c1-4-24(15-17-9-7-12-20(13-17)26(29)30)16-21(27)23-19-11-8-10-18(14-19)22(28)25(5-2)6-3/h7-14H,4-6,15-16H2,1-3H3,(H,23,27)/f/h23H 9E30437B9627697F