InChI=1/C18H24N4O3/c1-3-13-6-8-18(9-7-13)16(24)22(17(25)21-18)11-14(23)20-15-12(2)5-4-10-19-15/h4-5,10,13H,3,6-9,11H2,1-2H3,(H,21,25)(H,19,20,23)/f/h20-21H C5E04F83AEDEDD77