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": ""}
         1982-06-20 $7sO  MUHL. EX WILLD. m    ontario HS$(S     Grey    |J>b CYPERACEAE       7 STIPATA  u& 6769  64R poals  U4>[ canada Susan A. Reznicek l 5   1387819 7W 
{"catalogNumber": "1387819", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "", "subgenus": "", "specificEpithet": "stipata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Susan A. Reznicek", "recordNumber": "6769", "verbatimEventDate": "1982-06-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Grey", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}