[{"id":766672,"text":"mu-  1783 MeV","data":{"start":[181.7, -66.5, 976.8],"end":[-6.0, 18.6, 1648.9]},"children":[],"icon":"jstree-file"}, {"id":766673,"text":"proton  131 MeV","data":{"start":[181.7, -66.5, 976.8],"end":[192.0, -71.9, 981.8]},"children":[],"icon":"jstree-file"}]