InChI=1/C21H27N5O/c1-21(2,3)16-9-7-15(8-10-16)19-23-20-22-17(13-18(27)26(20)24-19)14-25-11-5-4-6-12-25/h7-10,13H,4-6,11-12,14H2,1-3H3,(H,22,23,24,27)/f/h25H 13F4AFFC32B42E1F