InChI=1/C15H17N5O3/c21-15(16-11-5-2-1-3-6-11)14-10-19(18-17-14)12-7-4-8-13(9-12)20(22)23/h4,7-11H,1-3,5-6H2,(H,16,21)/f/h16H 7BA2894EAB7B921D