InChI=1S/C22H30O8/c1-11(2)9-17(25)30-19-18-13(4)21(26)29-15(18)10-12(3)7-8-16(24)22(6,27)20(19)28-14(5)23/h7,11,15,18-20,27H,4,8-10H2,1-3,5-6H3/b12-7-/t15-,18+,19+,20-,22+/m1/s1