InChI=1/C16H21N3O4/c1-16(2,3)23-15(22)18-12-6-4-5-11(9-12)14(21)19-8-7-17-13(20)10-19/h4-6,9H,7-8,10H2,1-3H3,(H,17,20)(H,18,22)/f/h17-18H F67B4516648FABD6