InChI=1S/C16H22N2O11/c1-5-3-18(16(26)17-13(5)23)8-2-6(19)7(28-8)4-27-15-11(22)9(20)10(21)12(29-15)14(24)25/h3,6-12,15,19-22H,2,4H2,1H3,(H,24,25)(H,17,23,26)