InChI=1S/C12H16O13/c13-3(14)1-12(23,11(21)22)2-4(15)24-10-7(18)5(16)6(17)8(25-10)9(19)20/h5-8,10,16-18,23H,1-2H2,(H,13,14)(H,19,20)(H,21,22)