ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C2H3Cl3O/c3-2(4,5)1-6/h6H,1H2/file?format=sdf&get3d=True  -- InChI=1S/C2H3Cl3O/c3-2(4,5)1-6/h6H,1H2 could not be loaded.