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": ""}
  Cyperus hortensis 21a   @Io Frederick J. Hermann PATUXENT RESEARCH REFUGE, 1 1/2 MILE N BOWIE. ycXTD   QS 1938-10-08   (Salzm. ex Steud.) Dorr  z Wr   MARYLAND L  Poales o%,    `  united states  z-CI HORTENSIS    Cyperaceae W8    g>%u 1397006  l ;g cyperus     o0+ 9941
{"catalogNumber": "1397006", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus hortensis", "scientificNameAuthorship": "(Salzm. ex Steud.) Dorr", "genus": "Cyperus", "subgenus": "", "specificEpithet": "hortensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "9941", "verbatimEventDate": "1938-10-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "", "municipality": "", "locality": "Patuxent Research Refuge, 1 1/2 miles N Bowie.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}