InChI=1/C21H31N3/c1-4-23(5-2)21(16-22)19-12-14-20(15-13-19)24(6-3)17-18-10-8-7-9-11-18/h7-15,21H,4-6,16-17,22H2,1-3H3/p+1/t21-/m0/s1/fC21H32N3/h22H/q+1 E186E924ADE638E2