ERROR opening https://cactus.nci.nih.gov/chemical/structure/Clc1cc2nccc%28c2cc1%29NC%28C%29CCCN%28CC%29CCO/file?format=sdf&get3d=True  -- Clc1cc2nccc%28c2cc1%29NC%28C%29CCCN%28CC%29CCO could not be loaded.