InChI=1S/C15H22N2O11/c16-5(12(22)17-3-1-2-6(17)13(23)24)4-7(18)27-15-10(21)8(19)9(20)11(28-15)14(25)26/h5-6,8-11,15,19-21H,1-4,16H2,(H,23,24)(H,25,26)