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": ""}
 5.N. z6      1876-06-17  %     S4K]a Caex squarrosa  k5 squarrosa   ,V#|w l.   Q  carex  V St. Louis.  u,h? MISSOURI   X^ united states PALES y   > 8[f CYPERACEAE     heinrich k.d. eggert Yk+o  ST. LOUIS, CITY OF SB i    ]h 1387445 
{"catalogNumber": "1387445", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex squarrosa", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "squarrosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Heinrich K.D. Eggert", "recordNumber": "s.n.", "verbatimEventDate": "1876-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "St. Louis, City of", "municipality": "", "locality": "St. Louis.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}