ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20%2816%2922%2821%2926-25-19-13-11-18%2812-14-19%2924-23-17-7-2-1-3-8-17/h1-15%2C27H/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20%2816%2922%2821%2926-25-19-13-11-18%2812-14-19%2924-23-17-7-2-1-3-8-17/h1-15%2C27H could not be loaded.