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": ""}
  s;u 1949-08-13  @ nicaraguensis            tephrosia Y   ?UhU rogers mcvaugh  )v = tephrosia nicaraguensis -104.37 +yY    rFm 2308  A.&F| Mexico  M autlã¡n d3 navarro; s of aultã¡n; towaro la resolana R. L. & C. R. WILBUR G      
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Tephrosia nicaraguensis", "scientificNameAuthorship": "", "genus": "Tephrosia", "subgenus": "", "specificEpithet": "nicaraguensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "R. L. & C. R. Wilbur", "recordNumber": "2308", "verbatimEventDate": "1949-08-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Autl\u00c3\u00a1n de Navarro; S of Ault\u00c3\u00a1n; Toward la Resolana", "decimalLatitude": "", "decimalLongitude": "-104.37", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}