InChI=1/C20H28N2O/c1-4-10-22(11-5-2)16-8-6-15-7-9-19-20(17(15)12-16)18(13-21-19)14(3)23/h7,9,13,16,21H,4-6,8,10-12H2,1-3H3/p+1/t16-/m0/s1/fC20H29N2O/h22H/q+1 DEFDB0ADFA1DF924