InChI=1S/C22H25N7O5/c1-2-11(9-14-10-25-19-17(26-14)18(23)28-22(24)29-19)12-3-5-13(6-4-12)20(32)27-15(21(33)34)7-8-16(30)31/h3-6,10-11,15H,2,7-9H2,1H3,(H,27,32)(H,30,31)(H,33,34)(H4,23,24,25,28,29)/t11?,15-/m0/s1