InChI=1/C13H21N5/c1-14-12-10-4-3-5-11(10)15-13(16-12)18-8-6-17(2)7-9-18/h3-9H2,1-2H3,(H,14,15,16)/p+2/fC13H23N5/h14-15,17H/q+2 E8BDFA8E512F5B7B