InChI=1/C15H20N4O3/c1-15(2,3)19-12(20)8-17-14(22)18-10-5-4-9-7-16-13(21)11(9)6-10/h4-6H,7-8H2,1-3H3,(H,16,21)(H,19,20)(H2,17,18,22)/f/h16-19H 4491D50C9BDD09D8