ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H8/c1-2-6-10-9%285-1%2911-7-3-4-8-12%2810%2911/h1-8H/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C12H8/c1-2-6-10-9%285-1%2911-7-3-4-8-12%2810%2911/h1-8H could not be loaded.