ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C10H12N2/c1-3-7-11-9(2)10-6-4-5-8-12-10/h3-8H,1-2H3/b7-3?,11-9+/file?format=sdf&get3d=True  -- InChI=1S/C10H12N2/c1-3-7-11-9(2)10-6-4-5-8-12-10/h3-8H,1-2H3/b7-3?,11-9+ could not be loaded.