InChI=1S/C16H26O8/c1-15(2)6-4-7(17)16(15,3)8(5-6)23-14-11(20)9(18)10(19)12(24-14)13(21)22/h6-12,14,17-20H,4-5H2,1-3H3,(H,21,22)/t6?,7?,8?,9?,10?,11?,12?,14?,16-/m0/s1