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": ""}
   1164702  El   `n_ 223   l:G DESMODIUM   kO. MEXICO  29.972 Er     S. WATSON (y#xz   Aj B desmodium arizonicum    .x C. TOWNSEND & C. BARBER  ARIZONICUM $c*          ]u#` 2286 
{"catalogNumber": "1164702", "order": "", "family": "", "scientificName": "Desmodium arizonicum", "scientificNameAuthorship": "S. Watson", "genus": "Desmodium", "subgenus": "", "specificEpithet": "arizonicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. Townsend & C. Barber", "recordNumber": "223", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "29.972", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2286", "maximumElevationInMeters": ""}