InChI=1/C21H22N4O4/c1-12-8-15(9-17(14(12)3)21(28)29-4)24-20(27)19(26)22-10-16-11-25-13(2)6-5-7-18(25)23-16/h5-9,11H,10H2,1-4H3,(H,22,26)(H,24,27)/f/h22,24H 5F5DCF1AA1E93ACE