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": ""}
   f 1447792    @ sm.   . contact um herbarium CAS7ANEUS P        Juncaceae b   ` POALES  3154 _   )Of CARL O. ERLANSON  NsiT castaneus   -Q Juncus  3[Z8 SUBSP.   V GREENLAND   
{"catalogNumber": "1447792", "order": "Poales", "family": "Juncaceae", "scientificName": "", "scientificNameAuthorship": "Sm.", "genus": "Juncus", "subgenus": "", "specificEpithet": "castaneus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "castaneus", "identifiedBy": "", "recordedBy": "Carl O. Erlanson", "recordNumber": "3154", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Greenland", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}