ERROR opening https://cactus.nci.nih.gov/chemical/structure/Cl.CCOC%28C%28%3DO%29OCCN%28C%29C%29%28c1ccccc1%29c1ccccc1/file?format=sdf&get3d=True -- Cl.CCOC%28C%28%3DO%29OCCN%28C%29C%29%28c1ccccc1%29c1ccccc1 could not be loaded.