InChI=1S/C15H18O9/c16-8(6-7-4-2-1-3-5-7)14(22)24-15-11(19)9(17)10(18)12(23-15)13(20)21/h1-5,8-12,15-19H,6H2,(H,20,21)/t8-,9?,10?,11?,12?,15?/m0/s1