ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C16H8O2S2/c17-13-9-5-1-3-7-11%289%2919-15%2813%2916-14%2818%2910-6-2-4-8-12%2810%2920-16/h1-8H/b16-15%2B/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C16H8O2S2/c17-13-9-5-1-3-7-11%289%2919-15%2813%2916-14%2818%2910-6-2-4-8-12%2810%2920-16/h1-8H/b16-15%2B could not be loaded.