ERROR opening https://cactus.nci.nih.gov/chemical/structure/CC%26%2361%3BC1CC%28C%28C%28%26%2361%3BO%29OCC2%26%2361%3BCCN3C2C%28CC3%29OC1%26%2361%3BO%29%28C%29O%29C/file?format=sdf&get3d=True  -- CC%26%2361%3BC1CC%28C%28C%28%26%2361%3BO%29OCC2%26%2361%3BCCN3C2C%28CC3%29OC1%26%2361%3BO%29%28C%29O%29C could not be loaded.