InChI=1/C17H21N3O3/c1-11-5-6-13(12(2)9-11)18-14(21)10-20-15(22)17(19-16(20)23)7-3-4-8-17/h5-6,9H,3-4,7-8,10H2,1-2H3,(H,18,21)(H,19,23)/f/h18-19H 20CB62E7EA75F914