InChI=1S/C16H17NO10/c18-7-2-1-6-9(10(7)20)5(4-17-6)3-8(19)26-16-13(23)11(21)12(22)14(27-16)15(24)25/h1-2,4,11-14,16-18,20-23H,3H2,(H,24,25)