InChI=1/C13H16N4/c14-12-11(8-9-4-2-1-3-5-9)16-13(17(12)15)10-6-7-10/h1-5,10H,6-8,14-15H2/p+1/fC13H17N4/h16H/q+1 2B91ADF8ABF13FE3