InChI=1S/C13H18O13/c1-3(9(19)20)13(12(23)24,2-4(14)15)26-11-7(18)5(16)6(17)8(25-11)10(21)22/h3,5-8,11,16-18H,2H2,1H3,(H,14,15)(H,19,20)(H,21,22)(H,23,24)