InChI=1S/C13H20O12/c14-3-1-13(12(22)23,2-4(15)5(3)16)25-11-8(19)6(17)7(18)9(24-11)10(20)21/h3-9,11,14-19H,1-2H2,(H,20,21)(H,22,23)