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": ""}
  ec 1948-05-11              zI K E. SHELD.  q- x ASTRAGALUS   <s mexico  Zd LOS CHUPADEROS; 5.3 M| NW OF ESQUEDA ON ROAD TO AGUA PRIETA  [ astragalus wootomnii   fronteras D T5h     U<uT/ 1189 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Astragalus wootonii", "scientificNameAuthorship": "E. Sheld.", "genus": "Astragalus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1948-05-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Fronteras", "municipality": "", "locality": "Los Chupaderos; 5.3 mi NW of Esqueda on road to Agua Prieta", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1189", "maximumElevationInMeters": ""}