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": ""}
 Bk53 Iosco 1328632 0=   (iS0 1931-08-20   Tbu engelmannii -83.49015  :    SHORE.  d    cL cyperus  44.30272 b  UNITED STATES nWp    k  R.R. DREISBACH       :7Bhw CYPERACEAE  +R Cyperus engelmannii steud. |P]    q poales east tawas. tawas lake. giX   C6 MICHIGAN  THHGu 7527 
{"catalogNumber": "1328632", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus engelmannii", "scientificNameAuthorship": "Steud.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "engelmannii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.R. Dreisbach", "recordNumber": "7527", "verbatimEventDate": "1931-08-20", "habitat": "Shore.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Iosco", "municipality": "", "locality": "East Tawas. Tawas Lake.", "decimalLatitude": "44.30272", "decimalLongitude": "-83.49015", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}