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": ""}
       6 41.91202   L 1985-06-13          1 756  k mN Robert W. Smith  gY+1: Medik. ALBUS U& -     -84.02777 _ @R   KH MELILOTUS ALBUS 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Melilotus albus", "scientificNameAuthorship": "Medik.", "genus": "", "subgenus": "", "specificEpithet": "albus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "756", "verbatimEventDate": "1985-06-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.91202", "decimalLongitude": "-84.02777", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}