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": ""}
 1937-06-04 6|   CONTACT UM HERBARIUM @69,    >E8   h. e. & s. t. parks    Widrlechner #Nsy~  Del Norte &R* +   T8.> Rosaceae Rosales g4  california GpAa     ( douglas ex torr. & a. gray LEUCODERMIS     USac 24006  1461609 kP3y    rubus GR   %United States LY    H RUBUS LEUCODERMIS
{"catalogNumber": "1461609", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus leucodermis", "scientificNameAuthorship": "Douglas ex Torr. & A. Gray", "genus": "Rubus", "subgenus": "", "specificEpithet": "leucodermis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Widrlechner", "recordedBy": "H. E. & S. T. Parks", "recordNumber": "24006", "verbatimEventDate": "1937-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Del Norte", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}