InChI=1/C21H31N5O2/c1-14(2)13-25-9-7-18(8-10-25)23-19(27)6-5-16-11-17-12-22-26(15(3)4)20(17)24-21(16)28/h5-6,11-12,14-15,18H,7-10,13H2,1-4H3,(H,23,27)(H,24,28)/p+1/b6-5+/fC21H32N5O2/h23-25H/q+1 169B4A8E5A9E2224