ERROR opening https://cactus.nci.nih.gov/chemical/structure/Cl/C%28Cl%29%3DC/%5BC%40H%5D3%5BC%40%40H%5D%28C%28%3DO%29O%5BC%40%40H%5D%28C/file?format=sdf&get3d=True -- Cl/C%28Cl%29%3DC/%5BC%40H%5D3%5BC%40%40H%5D%28C%28%3DO%29O%5BC%40%40H%5D%28C could not be loaded.