InChI=1/C22H25N3O3/c26-21(10-12-24-20-7-3-4-11-23-20)25-15-16-8-9-17-5-1-2-6-19(17)18(13-16)14-22(27)28/h1-8,11,18H,9-10,12-15H2,(H,23,24)(H,25,26)(H,27,28)/t18-/m1/s1/f/h23-25H 2DF37CCF3D9378B6