ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C14H14N4S/c19-14-12-13(15-9-16-14)18(10-17-12)8-4-7-11-5-2-1-3-6-11/h1-3,5-6,9-10H,4,7-8H2,(H,15,16,19)/file?format=sdf&get3d=True  -- InChI=1S/C14H14N4S/c19-14-12-13(15-9-16-14)18(10-17-12)8-4-7-11-5-2-1-3-6-11/h1-3,5-6,9-10H,4,7-8H2,(H,15,16,19) could not be loaded.