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": ""}
 U@a1 POLYGONUM BIDWELLIAE Caryophyllales  T~        Ck polygonu,m    p9Ul; BUTTE     CALIFORNIA  %=   s. watson Z  mrs. john bidwell qL    |Z/ bidwelliae  2?>S A. A. Helle0r no. 14391  z7y`@ unitedstates 1439838 ]   /F Contact UM Herbarium  
{"catalogNumber": "1439838", "order": "Caryophyllales", "family": "", "scientificName": "Polygonum bidwelliae", "scientificNameAuthorship": "S. Watson", "genus": "Polygonum", "subgenus": "", "specificEpithet": "bidwelliae", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mrs. John Bidwell", "recordNumber": "A. A. Heller no. 14391", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Butte", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}