InChI=1/C20H27N3O3/c1-3-23(4-2)13-12-21-20(25)16-7-5-8-17(15-16)22-19(24)11-10-18-9-6-14-26-18/h5-9,14-15H,3-4,10-13H2,1-2H3,(H,21,25)(H,22,24)/p+1/fC20H28N3O3/h21-23H/q+1 C31890887CA45BDD