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": ""}
  n h  D.E. Miller   F0,- sparganium natans       jGM- MONTMORENCY LAKE  OM sparganium  $  POALES    (- 1936-08-03  J l.  1269509 c4  United States N[z1  montmorency b   MU7A natans TYPHACEAE  L     : Michigan 149 *    
{"catalogNumber": "1269509", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium natans", "scientificNameAuthorship": "L.", "genus": "Sparganium", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.E. Miller", "recordNumber": "149", "verbatimEventDate": "1936-08-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Montmorency", "municipality": "", "locality": "Montmorency Lake", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}