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