InChI=1/C18H26N4O3/c1-12(2)17(24)21-7-9-22(10-8-21)18(25)20-15-6-5-13(3)16(11-15)19-14(4)23/h5-6,11-12H,7-10H2,1-4H3,(H,19,23)(H,20,25)/f/h19-20H 2D2C76621D87FDD9