ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C8H17Cl/c1-2-3-4-5-6-7-8-9/h2-8H2,1H3/file?format=sdf&get3d=True -- InChI=1S/C8H17Cl/c1-2-3-4-5-6-7-8-9/h2-8H2,1H3 could not be loaded.