InChI=1S/C16H26O8/c1-15-4-3-7(5-15)16(2,14(15)22)6-23-13-10(19)8(17)9(18)11(24-13)12(20)21/h7-11,13-14,17-19,22H,3-6H2,1-2H3,(H,20,21)