ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C12H10N4O2/c17-11(9-1-5-13-6-2-9)15-16-12(18)10-3-7-14-8-4-10/h1-8H,(H,15,17)(H,16,18)/file?format=sdf&get3d=True  -- InChI=1S/C12H10N4O2/c17-11(9-1-5-13-6-2-9)15-16-12(18)10-3-7-14-8-4-10/h1-8H,(H,15,17)(H,16,18) could not be loaded.