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%d M. P. WIDRLECHNER 1909-04-04 ~-%      A ( 6NX a. j. pieters   [ LS Rosales   California 7   ABxs SAN BENITO u rsinus ;!D   Yr 1007640   ?Ng united states     s.n. ;/#!  Rubus ursinus *eBv   (o~ ROSACEAE  n@ [v Contact UM Herbarium 
{"catalogNumber": "1007640", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus ursinus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ursinus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "A. J. Pieters", "recordNumber": "s.n.", "verbatimEventDate": "1909-04-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "San Benito", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}