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": ""}
 : 4& CONTACT  UM HERBARIUM   j h rubus  ;z united states        !:^ Rogers McVaugh jasper kj/u    Rydb.  4  texas N  c  1945-M05-11  RLq       K Rbus aboriginum aboriginum     %^&L 21461231  -   6831   nB Rosales  L ROSACEAE
{"catalogNumber": "1461231", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus aboriginum", "scientificNameAuthorship": "Rydb.", "genus": "Rubus", "subgenus": "", "specificEpithet": "aboriginum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh", "recordNumber": "6831", "verbatimEventDate": "1945-05-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Jasper", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}