ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C3HBr2NS/c4-2-1-7-3(5)6-2/h1H/file?format=sdf&get3d=True  -- InChI=1S/C3HBr2NS/c4-2-1-7-3(5)6-2/h1H could not be loaded.