ERROR opening https://cactus.nci.nih.gov/chemical/structure/Clc2cc1N%28c3c%28Sc1cc2%29cccc3%29CCCN%28CC%29CC/file?format=sdf&get3d=True  -- Clc2cc1N%28c3c%28Sc1cc2%29cccc3%29CCCN%28CC%29CC could not be loaded.