InChI=1/C18H24N4O3/c23-16(19-14-10-11-14)17(24)21-22-18(25)20-15-8-6-13(7-9-15)12-4-2-1-3-5-12/h1-5,13-15H,6-11H2,(H,19,23)(H,21,24)(H2,20,22,25)/f/h19-22H 923B7EDD9C92DD9E