ERROR opening https://cactus.nci.nih.gov/chemical/structure/CC1%3DCC%28%3DCC%28%3DC1C%28%3DO%29OC2%3DCC%28%3DC%28C%28%3DC2%29C%29C%28%3DO%29O%29O%29O%29OC/file?format=sdf&get3d=True -- CC1%3DCC%28%3DCC%28%3DC1C%28%3DO%29OC2%3DCC%28%3DC%28C%28%3DC2%29C%29C%28%3DO%29O%29O%29O%29OC could not be loaded.