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": ""}
RUBUS CHAMAEMORUS   [h  rosales   f?;   alaska `   rosaceae  W4E    1( CHAMAEMORUS  /  aven nelson & ruth a. nelson  M. P. WIDLECHNER  L   3528  NltH    1kZ 1939-06-24      1461392 Qw       
{"catalogNumber": "1461392", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus chamaemorus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "chamaemorus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "Aven Nelson & Ruth A. Nelson", "recordNumber": "3528", "verbatimEventDate": "1939-06-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}