InChI=1/C16H24N4O2/c17-10-13-5-4-8-20(13)16(22)14-9-12(11-18-14)15(21)19-6-2-1-3-7-19/h12-14,18H,1-9,11H2/t12-,13-,14-/m0/s1 214EDCA0773FB8F6