InChI=1S/C16H21N5O12/c22-1-3-5(23)9(32-15-8(26)6(24)7(25)10(33-15)14(28)29)13(31-3)21-2-17-4-11(21)18-16(20-30)19-12(4)27/h2-3,5-10,13,15,22-26,30H,1H2,(H,28,29)(H2,18,19,20,27)