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