InChI=1/C19H24N6/c1-14-12-19-22-15(2)17(25(19)16(3)21-14)13-23-8-10-24(11-9-23)18-6-4-5-7-20-18/h4-7,12H,8-11,13H2,1-3H3 2256612FD98B6FB2