InChI=1S/C18H32N2O14/c19-3-5(1-2-6(20)15(27)28)32-18-13(26)9(22)8(21)7(33-18)4-31-17-12(25)10(23)11(24)14(34-17)16(29)30/h5-14,17-18,21-26H,1-4,19-20H2,(H,27,28)(H,29,30)