InChI=1S/C15H15NO8/c17-7-3-1-2-6-4-5-8(16-9(6)7)23-15-12(20)10(18)11(19)13(24-15)14(21)22/h1-5,10-13,15,17-20H,(H,21,22)/t10-,11-,12+,13-,15+/m0/s1