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": ""}
1431896 $   1706 !~    K black mountain.  RHAMNACEAE eI$&  Frangula californica KR   Ugo+ frangula (ESCHSCH.) A. GRAY n      pY% CHARtLES F. BAKER   united states uIE)   #|8t- ROSALES     X:q CALIFORNIA  santa clara x&M  1902-09-01 l 4o    _38[* HILLS
{"catalogNumber": "1431896", "order": "Rosales", "family": "Rhamnaceae", "scientificName": "Frangula californica", "scientificNameAuthorship": "(Eschsch.) A. Gray", "genus": "Frangula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles F. Baker", "recordNumber": "1706", "verbatimEventDate": "1902-09-01", "habitat": "Hills", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Santa Clara", "municipality": "", "locality": "Black Mountain.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}