ERROR opening https://cactus.nci.nih.gov/chemical/structure/c12%5BC%40%40%5D%28c3ccc%28F%29cc3%29%28OCc1cc%28C%23N%29cc2%29CCCN%28C%29C/file?format=sdf&get3d=True  -- c12%5BC%40%40%5D%28c3ccc%28F%29cc3%29%28OCc1cc%28C%23N%29cc2%29CCCN%28C%29C could not be loaded.