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": ""}
  M] N 457  Ob EUPHORBIACEAE    <. mariposa  Mx LEWIS S. ROSE  7&<!o croton setiger  kIi4I Merced River Canyon, 1 mi W. of Indian Flat  *[ p. e. berry  setiger --h  1960-09-23 bZ   CROTON =f    CALIFORNIA <      +s  1543620 Hook. ^A+!   yJ 60102  qK_ united states    V_e MALPIGHIALES 
{"catalogNumber": "1543620", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton setiger", "scientificNameAuthorship": "Hook.", "genus": "Croton", "subgenus": "", "specificEpithet": "setiger", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "Lewis S. Rose", "recordNumber": "60102", "verbatimEventDate": "1960-09-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Mariposa", "municipality": "", "locality": "Merced River Canyon, 1 mi W. of Indian Flat", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "457", "maximumElevationInMeters": ""}