Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
Festuca 3X =  UNITED STAT&ES 7)l  POACEAE D +X    POALES B   4934 Jk   #@ rubra   1908-07-04 LL5ZL   oregon ^r7~     FESTUCA RUBRA ujrC1    vtT] Agnes Chase contact um herarium / $8I      Nl L.  I? clackamas   
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Festuca rubra", "scientificNameAuthorship": "L.", "genus": "Festuca", "subgenus": "", "specificEpithet": "rubra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Agnes Chase", "recordNumber": "4934", "verbatimEventDate": "1908-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oregon", "county": "Clackamas", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}