InChI=1/C21H27N3O3/c1-3-24(4-2)16-10-15-22-20(25)21(26)23-18-13-8-9-14-19(18)27-17-11-6-5-7-12-17/h5-9,11-14H,3-4,10,15-16H2,1-2H3,(H,22,25)(H,23,26)/p+1/fC21H28N3O3/h22-24H/q+1 D162790B02833A6C