ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H8/c1-3-9-4-2-6-11-8-7-10%285-1%2912%289%2911/h1-8H/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C12H8/c1-3-9-4-2-6-11-8-7-10%285-1%2912%289%2911/h1-8H could not be loaded.