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": ""}
 arcticus ~x   Contact UM Herbarium UBwcT    Z ~$+ subsp.  [0d Rosales   Mark P. Widrlechner m      aleutians west E  stellatus G9)8u  1461339 Y   J= k 1966-08-10 7405  dl   Alaska $?_eE    =<C O RUBUS ARCTICUS SUBP. STELLATUS  X*8 Rosaceae (sm.) b.boivin >   
{"catalogNumber": "1461339", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus arcticus subsp. stellatus", "scientificNameAuthorship": "(Sm.) B. Boivin", "genus": "", "subgenus": "", "specificEpithet": "arcticus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "stellatus", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "", "recordNumber": "7405", "verbatimEventDate": "1966-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Alaska", "county": "Aleutians West", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}