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": ""}
  GRADY L. WEBSTER & R. WHILDRETH Bx TM     ^b, SUFFRUTICOSE  01.x 640   malpighiales ?n_   * 1006248   @ 7474  califo<rnicus 6W.=  RIVERSIDbE I,     1966-12-11 4?Q   E  ]M croton californicus   CALIFORNIA FB%kG     
{"catalogNumber": "1006248", "order": "Malpighiales", "family": "", "scientificName": "Croton californicus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "californicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Grady L. Webster & R. Hildreth", "recordNumber": "7474", "verbatimEventDate": "1966-12-11", "habitat": "suffruticose", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "California", "county": "Riverside", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "640", "maximumElevationInMeters": ""}