InChI=1S/C15H15NO10/c17-6-2-1-5-7(4(3-16-5)13(21)22)11(6)25-15-10(20)8(18)9(19)12(26-15)14(23)24/h1-3,8-10,12,15-20H,(H,21,22)(H,23,24)