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": ""}
  united states )+   FABACEAE Ja    Bc=Ub -85.858348  BRIAN T. HAZLETT v     L.  n@      i.  1986-08-13  c Michigan  45.430348  [,  SOUTH FOX ISLAND, SECT. 32. _w;T]   ( e Medicago saZtiva   !a near edge of big fieldwith water hole.  +X SATIVA 4643 dO 64   %0RV fabales  1346820 ?#   6 LEELANAU 
{"catalogNumber": "1346820", "order": "Fabales", "family": "Fabaceae", "scientificName": "Medicago sativa", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "sativa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Brian T. Hazlett", "recordNumber": "4643", "verbatimEventDate": "1986-08-13", "habitat": "Near edge of big field with water hole.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Leelanau", "municipality": "", "locality": "South Fox Island, Sect. 32.", "decimalLatitude": "45.430348", "decimalLongitude": "-85.858348", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}