InChI=1S/C12H20O12/c13-1-3-4(15)9(12(21,2-14)24-3)23-11-7(18)5(16)6(17)8(22-11)10(19)20/h3-9,11,13-18,21H,1-2H2,(H,19,20)/t3?,4?,5?,6?,7?,8?,9?,11?,12-/m1/s1