InChI=1S/C15H18O11/c1-23-6-3-5(13(19)20)4-7(24-2)11(6)25-15-10(18)8(16)9(17)12(26-15)14(21)22/h3-4,8-10,12,15-18H,1-2H3,(H,19,20)(H,21,22)/t8-,9-,10+,12-,15+/m0/s1