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