InChI=1/C21H31N5O2/c1-3-4-12-22-20(28)25-21(10-6-5-7-11-21)19(27)23-13-17-15-26-14-16(2)8-9-18(26)24-17/h8-9,14-15H,3-7,10-13H2,1-2H3,(H,23,27)(H2,22,25,28)/f/h22-23,25H 851441F5411961A2