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": ""}
   <w United States    ~L aven nelson rubra :6g>  4258 X(    H  (Osbeck) F. Aresch. $  . i  1939-08-28   festuca rubra subsp. arenaria $V    Poales .c   Denali k+   POACEAE C 0   vt|N$ sub)sp.   oDW ALASKA  G Contact UM Herbarium  B ARENARIA   a_o- FESTUCA 1414777 d<5B 
{"catalogNumber": "1414777", "order": "Poales", "family": "Poaceae", "scientificName": "Festuca rubra subsp. arenaria", "scientificNameAuthorship": "(Osbeck) F. Aresch.", "genus": "Festuca", "subgenus": "", "specificEpithet": "rubra", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "arenaria", "identifiedBy": "", "recordedBy": "Aven Nelson", "recordNumber": "4258", "verbatimEventDate": "1939-08-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Denali", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}