ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C16H32O2/c1-15%282%2913-11-9-7-5-3-4-6-8-10-12-14-16%2817%2918/h15H%2C3-14H2%2C1-2H3%2C%28H%2C17%2C18%29/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C16H32O2/c1-15%282%2913-11-9-7-5-3-4-6-8-10-12-14-16%2817%2918/h15H%2C3-14H2%2C1-2H3%2C%28H%2C17%2C18%29 could not be loaded.