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": ""}
  1973-08-13 9(tix   krm 3 MICHIGAN  MEDIK. E)  MELILOTUS [mxJ  United States  u:7    Lr_ robert h. read 362 sbc   Sandy roadside. _    7Sd -86.54248   LkHL MELILOTUS ALBUS  fabales ~*>1    @vE* alger   i albus      /I/ 46.48483
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Melilotus albus", "scientificNameAuthorship": "Medik.", "genus": "Melilotus", "subgenus": "", "specificEpithet": "albus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert H. Read", "recordNumber": "362", "verbatimEventDate": "1973-08-13", "habitat": "Sandy roadside.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "", "decimalLatitude": "46.48483", "decimalLongitude": "-86.54248", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}