ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C7H10N4O3/c1-3-9-7(13)10-6(12)5(4-8)11-14-2/h3H2,1-2H3,(H2,9,10,12,13)/b11-5?/f/h9-10H/file?format=sdf&get3d=True  -- InChI=1/C7H10N4O3/c1-3-9-7(13)10-6(12)5(4-8)11-14-2/h3H2,1-2H3,(H2,9,10,12,13)/b11-5?/f/h9-10H could not be loaded.