InChI=1/C18H28N2O5/c1-4-25-18(22)13-20(9-10-23-2)12-17(21)19-11-15-5-7-16(8-6-15)14-24-3/h5-8H,4,9-14H2,1-3H3,(H,19,21)/f/h19H 229E3771B1A06F16