InChI=1/C12H20N2O5/c1-12(2,5-10(17)18)4-9(16)14-6-7(15)3-8(14)11(13)19/h7-8,15H,3-6H2,1-2H3,(H2,13,19)(H,17,18)/p-1/t7-,8-/m0/s1/fC12H19N2O5/h13H2/q-1 DB7FF35E78463604