ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H8N2/c1-3-9-5-6-10-4-2-8-14-12%2810%2911%289%2913-7-1/h1-8H/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C12H8N2/c1-3-9-5-6-10-4-2-8-14-12%2810%2911%289%2913-7-1/h1-8H could not be loaded.