InChI=1/C20H25N3O3/c1-14-4-2-3-5-18(14)26-13-12-22-19(24)16-6-7-17(23-20(16)25)15-8-10-21-11-9-15/h6-11,14,18H,2-5,12-13H2,1H3,(H,22,24)(H,23,25)/t14-,18+/m0/s1/f/h22-23H 41E6A38E757E3384