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": ""}
Medicago 2J5R?         lw b5 1514877 MICHIGAN guy      <M Fabaceae l. pPc J  Fabales Mz&    (2A? 2012-08-24   Y S.N.  %8Tt presque isle  m0 sativa  #Q191 medicago sativa ANTON A. REZNICEK k   ROBERT E. PRESTON AH5]     Q!Jq7 MYSTERY VALLEY KARST PRESERVE, CENTRAL VALLEY. united states $ ]^ 
{"catalogNumber": "1514877", "order": "Fabales", "family": "Fabaceae", "scientificName": "Medicago sativa", "scientificNameAuthorship": "L.", "genus": "Medicago", "subgenus": "", "specificEpithet": "sativa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Robert E. Preston", "recordNumber": "s.n.", "verbatimEventDate": "2012-08-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Presque Isle", "municipality": "", "locality": "Mystery Valley Karst Preserve, central valley.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}