ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H20O8/c1-27-19(25)17-15(9-3-5-11(21)13(23)7-9)16(18(17)20(26)28-2)10-4-6-12(22)14(24)8-10/h3-8,15-18,21-24H,1-2H3/t15-,16-,17+,18+/m0/s1/file?format=sdf&get3d=True -- InChI=1S/C20H20O8/c1-27-19(25)17-15(9-3-5-11(21)13(23)7-9)16(18(17)20(26)28-2)10-4-6-12(22)14(24)8-10/h3-8,15-18,21-24H,1-2H3/t15-,16-,17+,18+/m0/s1 could not be loaded.