ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C6H11Cl/c1-2-3-4-5-6-7/h2H%2C1%2C3-6H2/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C6H11Cl/c1-2-3-4-5-6-7/h2H%2C1%2C3-6H2 could not be loaded.