InChI=1/C20H31N3O2/c1-22(16-20(25)23(2)18-11-7-4-8-12-18)15-19(24)21-14-13-17-9-5-3-6-10-17/h3,5-6,9-10,18H,4,7-8,11-16H2,1-2H3,(H,21,24)/p+1/fC20H32N3O2/h21-22H/q+1 CDCD17C3CECE191D