InChI=1/C13H18N4O/c1-13(2,17(3)4)12-15-9-7-5-6-8(11(14)18)10(9)16-12/h5-7H,1-4H3,(H2,14,18)(H,15,16)/f/h15H,14H2 79C2A8D7C199979B