ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C6H9N5S/c7-10-6(12)11-9-4-5-2-1-3-8-5/h1-4,9H,7H2,(H2,10,11,12)/b5-4+/file?format=sdf&get3d=True  -- InChI=1S/C6H9N5S/c7-10-6(12)11-9-4-5-2-1-3-8-5/h1-4,9H,7H2,(H2,10,11,12)/b5-4+ could not be loaded.