[{"id":936286,"text":"e-  201 MeV","data":{"start":[248.1, 88.4, 728.4],"end":[252.3, 102.3, 708.8]},"children":[],"icon":"jstree-file"}, {"id":936287,"text":"proton  121 MeV","data":{"start":[248.1, 88.4, 728.4],"end":[246.8, 84.6, 738.4]},"children":[],"icon":"jstree-file"}]