ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C6H14O5/c1-3(8)5(10)6(11)4(9)2-7/h3-11H,2H2,1H3/file?format=sdf&get3d=True  -- InChI=1/C6H14O5/c1-3(8)5(10)6(11)4(9)2-7/h3-11H,2H2,1H3 could not be loaded.