ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C10H18/c1-2-6-10-8-4-3-7-9(10)5-1/h9-10H,1-8H2/file?format=sdf&get3d=True  -- InChI=1S/C10H18/c1-2-6-10-8-4-3-7-9(10)5-1/h9-10H,1-8H2 could not be loaded.