InChI=1/C18H23N3O3/c22-17(10-4-11-21-18(23)16-9-5-14-24-16)20-13-6-12-19-15-7-2-1-3-8-15/h1-3,5,7-9,14,19H,4,6,10-13H2,(H,20,22)(H,21,23)/f/h20-21H 97F6D12BB87C0412