InChI=1/C17H17N3O3/c1-11-6-8-13(20(22)23)10-16(11)19-17(21)18-15-9-7-12-4-2-3-5-14(12)15/h2-6,8,10,15H,7,9H2,1H3,(H2,18,19,21)/t15-/m1/s1/f/h18-19H B5B333F56F3A7E5E