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": ""}
  Steud. R   7 -81.366667      1<`X eleocharis erythropoda   Eleocharis ;bB4S  4536 o#*F       d~ on beach at southampton. >`t bruce   44â° 30' n 81â° 22' w y  carl o. grassl $   RYJo cyperaceae   W ONTARIO 1932-07-09 g&   ~(6 44.5 erythropoda Y^HT  Canada x 4 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Eleocharis erythropoda", "scientificNameAuthorship": "Steud.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "erythropoda", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "4536", "verbatimEventDate": "1932-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Bruce", "municipality": "", "locality": "On beach at Southampton.", "decimalLatitude": "44.5", "decimalLongitude": "-81.366667", "verbatimCoordinates": "44\u00c2\u00b0 30' N 81\u00c2\u00b0 22' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}