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": ""}
 t florida  1968-05-12 @   -84.115 >$Z    #c UNITED STATES  ? cornaceae SAGINAW V B@j  43.18472 Z     frederick w. case, jr.  Z     [l L.    cornus JvxM    147(3888 K48      
{"catalogNumber": "1473888", "order": "", "family": "Cornaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Cornus", "subgenus": "", "specificEpithet": "florida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick W. Case, Jr.", "recordNumber": "", "verbatimEventDate": "1968-05-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Saginaw", "municipality": "", "locality": "", "decimalLatitude": "43.18472", "decimalLongitude": "-84.115", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}