ERROR opening https://cactus.nci.nih.gov/chemical/structure/CN1%5BC%40H%5D2CC%5BC%40%40H%5D1%5BC%40H%5D%28%5BC%40H%5D%28C2%29OC%28%3DO%29C3%3DCC%3DC%28C%3DC3%29F%29C%28%3DO%29OC/file?format=sdf&get3d=True  -- CN1%5BC%40H%5D2CC%5BC%40%40H%5D1%5BC%40H%5D%28%5BC%40H%5D%28C2%29OC%28%3DO%29C3%3DCC%3DC%28C%3DC3%29F%29C%28%3DO%29OC could not be loaded.