InChI=1S/C17H19NO10/c19-8-3-1-2-7-6(5-18-10(7)8)4-9(20)16(26)28-17-13(23)11(21)12(22)14(27-17)15(24)25/h1-3,5,9,11-14,17-23H,4H2,(H,24,25)