ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C3Cl6O3/c4-2(5,6)11-1(10)12-3(7,8)9/file?format=sdf&get3d=True  -- InChI=1/C3Cl6O3/c4-2(5,6)11-1(10)12-3(7,8)9 could not be loaded.