ERROR opening https://cactus.nci.nih.gov/chemical/structure/Clc1cc2nccc%28c2cc1%29Nc3cc%28c%28O%29cc3%29CN%28CC%29CC/file?format=sdf&get3d=True  -- Clc1cc2nccc%28c2cc1%29Nc3cc%28c%28O%29cc3%29CN%28CC%29CC could not be loaded.