InChI=1/C20H25NO8/c22-10-16-17(25)18(26)19(27)20(29-16)21(28-11-12-4-2-1-3-5-12)9-13-6-7-14(23)15(24)8-13/h1-8,16-20,22-27H,9-11H2/t16-,17+,18+,19+,20-/m0/s1 9EC6F23B987881FB