ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C10H12N2/c1-3-6-12-9(2)10-4-7-11-8-5-10/h3-8H,1-2H3/b6-3?,12-9+/file?format=sdf&get3d=True  -- InChI=1S/C10H12N2/c1-3-6-12-9(2)10-4-7-11-8-5-10/h3-8H,1-2H3/b6-3?,12-9+ could not be loaded.