InChI=1S/C18H32N2O14/c19-4-2-1-3-6(20(31)15-12(26)9(23)8(22)7(5-21)32-15)17(30)34-18-13(27)10(24)11(25)14(33-18)16(28)29/h6-15,18,21-27,31H,1-5,19H2,(H,28,29)