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 MEXICO Ernest< R. Sohns n4l+w  LAG. h    $E 1164279  )ZrG tuberculata    1952-10-31  Fabaceae lS#s^    dalea gA       -100.734    Q 20.929  santa cecila; 2 km ne of san miguel u    JM+s  FAIRLY COMMON ON THE NORTHERN SLOPES OF CERRO DE LA PRESA  +0F1 495  Ztp Guanajuato
{"catalogNumber": "1164279", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "Lag.", "genus": "Dalea", "subgenus": "", "specificEpithet": "tuberculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ernest R. Sohns", "recordNumber": "495", "verbatimEventDate": "1952-10-31", "habitat": "Fairly common on the northern slopes of cerro de la presa", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Guanajuato", "county": "", "municipality": "", "locality": "Santa Cecilia; 2 km NE of San Miguel", "decimalLatitude": "20.929", "decimalLongitude": "-100.734", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}