ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C9H8N2/c1-2-8-3-7-11-9(8)4-6-10-5-1/h1-7,11H/b2-1?,5-1-,6-4?,8-2-,9-4+,10-5-,10-6-/file?format=sdf&get3d=True  -- InChI=1S/C9H8N2/c1-2-8-3-7-11-9(8)4-6-10-5-1/h1-7,11H/b2-1?,5-1-,6-4?,8-2-,9-4+,10-5-,10-6- could not be loaded.