InChI=1/C13H17N5O/c1-19-12-8-4-7-11(12)18-13(15-16-17-18)9-5-2-3-6-10(9)14/h2-3,5-6,11-12H,4,7-8,14H2,1H3/t11-,12+/m1/s1 B89706A85D8D699C