ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C12H19NO2S/c1-8%2813%295-9-6-11%2815-3%2912%2816-4%297-10%289%2914-2/h6-8H%2C5%2C13H2%2C1-4H3/file?format=sdf&get3d=True  -- InChI%3DInChI%26%2361%3B1S/C12H19NO2S/c1-8%2813%295-9-6-11%2815-3%2912%2816-4%297-10%289%2914-2/h6-8H%2C5%2C13H2%2C1-4H3 could not be loaded.