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