ERROR opening https://cactus.nci.nih.gov/chemical/structure/COC1%28CCCCC1%29O%5BC%40H%5D2CC%5BC%40H%5D3%5BC%40%40H%5D4CC%5BC%40H%5D5CC%28%3DO%29C%3DC%5BC%40%40%5D5%28C%29%5BC%40H%5D4CC%5BC%40%40%5D23C/file?format=sdf&get3d=True -- COC1%28CCCCC1%29O%5BC%40H%5D2CC%5BC%40H%5D3%5BC%40%40H%5D4CC%5BC%40H%5D5CC%28%3DO%29C%3DC%5BC%40%40%5D5%28C%29%5BC%40H%5D4CC%5BC%40%40%5D23C could not be loaded.