ERROR opening https://cactus.nci.nih.gov/chemical/structure/c1ccc%28cc1%29C%28c2ccc%28cc2%29Cl%29N3CCN%28CC3%29CCOCCOCCO/file?format=sdf&get3d=True  -- c1ccc%28cc1%29C%28c2ccc%28cc2%29Cl%29N3CCN%28CC3%29CCOCCOCCO could not be loaded.