ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C8H7Br/c9-7-6-8-4-2-1-3-5-8/h1-7H/file?format=sdf&get3d=True  -- InChI=1S/C8H7Br/c9-7-6-8-4-2-1-3-5-8/h1-7H could not be loaded.