ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C6H4Br3N/c7-3-1-4(8)6(10)5(9)2-3/h1-2H,10H2/file?format=sdf&get3d=True  -- InChI=1S/C6H4Br3N/c7-3-1-4(8)6(10)5(9)2-3/h1-2H,10H2 could not be loaded.