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": ""}
  John H. Ehlers pnu   united states  k>    d  ranunculales   North shore of Burt Lake. UP   +_P Ranunculaceae    r|2S anemone cheboygan /  Sandy soil. ]?y   1921-06-25 ZL   45.538552 s p  -84.5674318 Ah*~  1508 vf  MICHIGAN Y     1344340      
{"catalogNumber": "1344340", "order": "Ranunculales", "family": "Ranunculaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Anemone", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1508", "verbatimEventDate": "1921-06-25", "habitat": "Sandy soil.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "North shore of Burt Lake.", "decimalLatitude": "45.538552", "decimalLongitude": "-84.674318", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}