ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H6O2/c13-11-8-5-1-3-7-4-2-6-9%2810%287%298%2912%2811%2914/h1-6H/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C12H6O2/c13-11-8-5-1-3-7-4-2-6-9%2810%287%298%2912%2811%2914/h1-6H could not be loaded.