InChI=1/C17H21N3O4/c1-11-2-5-14(20(23)24)10-15(11)18-16(21)12-6-8-19(9-7-12)17(22)13-3-4-13/h2,5,10,12-13H,3-4,6-9H2,1H3,(H,18,21)/f/h18H 548C06A8E9E5683E