InChI=1/C12H17N3O4/c16-8-12(6-2-1-3-7-12)14-11(17)9-4-5-10(13-9)15(18)19/h4-5,13,16H,1-3,6-8H2,(H,14,17)/f/h14H 0A5B39088538F0D0