ERROR opening https://cactus.nci.nih.gov/chemical/structure/C1%26%2361lCC%26%2361lC%28C%26%2361lC1%29C%28CC%28%26%2361lO%29O%29CN/file?format=sdf&get3d=True -- C1%26%2361lCC%26%2361lC%28C%26%2361lC1%29C%28CC%28%26%2361lO%29O%29CN could not be loaded.