ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C10H8N2/c1-3-7-11-9%285-1%2910-6-2-4-8-12-10/h1-8H/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C10H8N2/c1-3-7-11-9%285-1%2910-6-2-4-8-12-10/h1-8H could not be loaded.