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": ""}
 e. sheld. *5V;    FW  About 20  km SW of Hillsdale; at corner of Gilbert and Samson Rds. al8ursina  R    a/wX Poales      PTC= 1319292  thYK. anton a. reznicek frequent in beech-maple forest. vpfd0   RE e 41.73093   CAREX ALBURSINA 3 =  PETER W. FRITSCH P   k 1989-05-13   CAREX Io    HILLSDALE cIChK   UNITED STATES u^z 
{"catalogNumber": "1319292", "order": "Poales", "family": "", "scientificName": "Carex albursina", "scientificNameAuthorship": "E. Sheld.", "genus": "Carex", "subgenus": "", "specificEpithet": "albursina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Peter W. Fritsch", "recordNumber": "", "verbatimEventDate": "1989-05-13", "habitat": "Frequent in beech-maple forest.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Hillsdale", "municipality": "", "locality": "About 20 km SW of Hillsdale; at corner of Gilbert and Samson Rds.", "decimalLatitude": "41.73093", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}