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": ""}
   H Fred W. Rapp     <[  CREEK, OUTLET OF BARTON LAKE  - 2999A  *xR 1939-08-22 sparganium americanum [b 2#       [$2  KALAMAZOO    NUTT. $%8Z6    A. 18 IN OF WATER, FRUIT SUBMERGED    s michigan  .   Typhaceae   B -85.55372  Z= americanum
{"catalogNumber": "", "order": "", "family": "Typhaceae", "scientificName": "Sparganium americanum", "scientificNameAuthorship": "Nutt.", "genus": "", "subgenus": "", "specificEpithet": "americanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Fred W. Rapp", "recordNumber": "2999a", "verbatimEventDate": "1939-08-22", "habitat": "18 in of water, fruit submerged", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Kalamazoo", "municipality": "", "locality": "Creek, outlet of Barton Lake", "decimalLatitude": "", "decimalLongitude": "-85.55372", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}