ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C6H13Cl2N/c1-2-9%285-3-7%296-4-8/h2-6H2%2C1H3/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C6H13Cl2N/c1-2-9%285-3-7%296-4-8/h2-6H2%2C1H3 could not be loaded.