ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C16H16/c1-2-6-13%287-3-1%2916-11-10-14-8-4-5-9-15%2814%2912-16/h1-9%2C16H%2C10-12H2/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C16H16/c1-2-6-13%287-3-1%2916-11-10-14-8-4-5-9-15%2814%2912-16/h1-9%2C16H%2C10-12H2 could not be loaded.