InChI=1/C12H19N3O3/c16-11(15-18)7-3-1-2-4-8-14-12(17)10-6-5-9-13-10/h5-6,9,13,18H,1-4,7-8H2,(H,14,17)(H,15,16)/f/h14-15H 6E0F9F94BC6A79F4