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": ""}
   44.49289 `   POTAMOGETON -Jk$    dZ` united states     sgLtO In cove, about 3 feet of water.    27t: JOHN V. FREUDENSTEIN & THOMAS A. FREUDENSTEIN      %D7p -83.38889         POTAMOGETONACEAE 
{"catalogNumber": "", "order": "", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein & Thomas A. Freudenstein", "recordNumber": "", "verbatimEventDate": "", "habitat": "In cove, about 3 feet of water.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "44.49289", "decimalLongitude": "-83.38889", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}