ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1/C3H6O3/c1-2%284%293%285%296/h2%2C4H%2C1H3%2C%28H%2C5%2C6%29/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1/C3H6O3/c1-2%284%293%285%296/h2%2C4H%2C1H3%2C%28H%2C5%2C6%29 could not be loaded.