InChI=1/C9H7N5O2/c15-2-6(3-16)1-10-8-7-9(12-4-11-7)14-5-13-8/h1-5H,(H2,10,11,12,13,14 [(9H-purin-6-ylamino)methylene]malonaldehyde propanedial, [(9H-purin-6-ylamino)methylene]-