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": ""}
  7iT~: RAF.    .Nr 1964-07-04   K /  Florence UNITED STATES      /Qt Contact UM Herbarium   epihydrus X [?j   Wisconsin tD       ALISMATALES zE u   :FXjf HUGH H. ILTIS  PY potamogeton  T;p 1194909    $  ;_ POTAMOGETON EPIHYDRUS  
{"catalogNumber": "1194909", "order": "Alismatales", "family": "", "scientificName": "Potamogeton epihydrus", "scientificNameAuthorship": "Raf.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "epihydrus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hugh H. Iltis", "recordNumber": "", "verbatimEventDate": "1964-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Wisconsin", "county": "Florence", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}