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": ""}
   _  1684       BRADFORD S. SLAUGHTER  w SEVERAL TREES OF VARIOUS AGES.  43.90006 7         JUGLANS  F      5 Juglandaceae  My>, unted states -85.602731 No   7  a FAGA7LES   (l# L. ANTON A. REZNICEK 1@v 
{"catalogNumber": "", "order": "Fagales", "family": "Juglandaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Juglans", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Bradford S. Slaughter", "recordNumber": "1684", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Several trees of various ages.", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.90006", "decimalLongitude": "-85.602731", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}