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