ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C10H12N4O5/c15-4-6-7(16)8(17)10(19-6)14-9-5(3-12-14)13(18)2-1-11-9/h1-3,6-8,10,15-17H,4H2/file?format=sdf&get3d=True  -- InChI=1S/C10H12N4O5/c15-4-6-7(16)8(17)10(19-6)14-9-5(3-12-14)13(18)2-1-11-9/h1-3,6-8,10,15-17H,4H2 could not be loaded.