InChI=1/C15H19N5O/c21-15(11-20-8-6-16-7-9-20)18-13-3-1-2-12(10-13)14-4-5-17-19-14/h1-5,10,16H,6-9,11H2,(H,17,19)(H,18,21)/p+1/fC15H20N5O/h16,18-19H/q+1 C987F74B337D6F78