ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C7H3Cl2N/c8-6-2-1-3-7(9)5(6)4-10/h1-3H/file?format=sdf&get3d=True  -- InChI=1/C7H3Cl2N/c8-6-2-1-3-7(9)5(6)4-10/h1-3H could not be loaded.