InChI=1/C18H25N5O3/c24-16(19-15-6-7-15)12-22-8-10-23(11-9-22)13-17(25)20-21-18(26)14-4-2-1-3-5-14/h1-5,15H,6-13H2,(H,19,24)(H,20,25)(H,21,26)/f/h19-21H 662429ED22548D5C