InChI=1/C21H31N3O/c1-14-5-15(2)24(22-14)19-3-4-23(13-19)20(25)12-21-9-16-6-17(10-21)8-18(7-16)11-21/h5,16-19H,3-4,6-13H2,1-2H3/t16?,17?,18?,19-,21?/m0/s1 B10996FAC3B71997