InChI=1S/C15H19NO9/c1-5-8-6(2-3-16-5)7(4-23-14(8)22)24-15-11(19)9(17)10(18)12(25-15)13(20)21/h2-3,7,9-12,14-15,17-19,22H,4H2,1H3,(H,20,21)