InChI=1S/C18H28N2O15/c21-5(3-20-4-6(22)9(20)16(30)31)8(15(28)29)19-2-1-7(14(26)27)34-18-12(25)10(23)11(24)13(35-18)17(32)33/h5-13,18-19,21-25H,1-4H2,(H,26,27)(H,28,29)(H,30,31)(H,32,33)