InChI=1/C17H23N3O3/c1-23-12-8-6-11(7-9-12)18-16(21)10-15-17(22)20-14-5-3-2-4-13(14)19-15/h6-9,13-15,19H,2-5,10H2,1H3,(H,18,21)(H,20,22)/t13-,14+,15+/m1/s1/f/h18,20H 786384D89979B423