InChI=1/C18H31N5O4/c24-16(19-4-3-18(26)23-9-11-27-12-10-23)13-21-5-7-22(8-6-21)14-17(25)20-15-1-2-15/h15H,1-14H2,(H,19,24)(H,20,25)/f/h19-20H 674B877E2E3CE91F