InChI=1S/C15H23NO8/c1-16-6-3-2-4-7(16)12(8(17)5-6)23-15-11(20)9(18)10(19)13(24-15)14(21)22/h6-7,9-13,15,18-20H,2-5H2,1H3,(H,21,22)