InChI=1/C21H26N4O4/c1-14-12-15(19(26)22-2)7-8-16(14)24-21(28)20(27)23-13-17(18-6-5-11-29-18)25-9-3-4-10-25/h5-8,11-12,17H,3-4,9-10,13H2,1-2H3,(H,22,26)(H,23,27)(H,24,28)/p+1/t17-/m1/s1/fC21H27N4O4/h22-25H/q+1 7700E91BF6C827B1