InChI=1/C18H21N5O3/c24-17-13-4-1-2-5-15(13)23-16(20-17)12-14(21-23)18(25)19-6-3-7-22-8-10-26-11-9-22/h1-2,4-5,12H,3,6-11H2,(H,19,25)(H,20,24)/f/h19,22H 7C73A0A2948C8EE7