InChI=1/C21H23N3O2/c1-13-5-6-18-17(11-13)16-8-10-24(19(26)7-9-22)21(20(16)23-18)14-3-2-4-15(25)12-14/h2-6,11-12,21,23,25H,7-10,22H2,1H3/p+1/t21-/m1/s1/fC21H24N3O2/h22H/q+1 3C1D3CC0267C69E6