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": ""}
  MEDIK. NUE|6   GJU* williamstown    1515438 Fik   TY massachvsetts   wOp. Fabaceae 1854-07 .c    4 Melilotus albus   %#a^ MELILOTUS      FABALES 8<v   K   albus    1d George L . Ames 
{"catalogNumber": "1515438", "order": "Fabales", "family": "Fabaceae", "scientificName": "Melilotus albus", "scientificNameAuthorship": "Medik.", "genus": "Melilotus", "subgenus": "", "specificEpithet": "albus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George L. Ames", "recordNumber": "", "verbatimEventDate": "1854-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Massachusetts", "county": "", "municipality": "", "locality": "Williamstown", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}