InChI=1S/C15H18O10/c1-2-23-7-4-3-6(13(19)20)5-8(7)24-15-11(18)9(16)10(17)12(25-15)14(21)22/h3-5,9-12,15-18H,2H2,1H3,(H,19,20)(H,21,22)