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": ""}
   R![ Rosales  u S missoula   s$9oT rubus parviflorus united states xN>    X> 1461740 m. p. widrlechner  /^@/   MONTANA =  contact um herbarium +v   1921-06-12 |   - 1172      Nutt. av    .^ parviflorus    j. e. kirkwood rosaceae &vH    hEId Rubus
{"catalogNumber": "1461740", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus parviflorus", "scientificNameAuthorship": "Nutt.", "genus": "Rubus", "subgenus": "", "specificEpithet": "parviflorus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "J. E. Kirkwood", "recordNumber": "1172", "verbatimEventDate": "1921-06-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Missoula", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}