InChI=1/C21H30N4O3/c1-21(2,3)28-20(27)23-13-9-5-4-6-12-19(26)24-17-10-7-8-11-18(17)25-15-14-22-16-25/h7-8,10-11,14-16H,4-6,9,12-13H2,1-3H3,(H,23,27)(H,24,26)/f/h23-24H 1FB3AFA876606517