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": ""}
   Npb-  Cyperaceae   , 1957-07-28   Ene& 1400694  J KERSHAW   rhymchospora J  a.e. radford e*e<s  (britton) britton I+ +  SOUTH CAROLINA ,.y<   m|crocephala A`g+H     4<K,s rhynchospora microcephala  lmbB  POALES  6A` U 27756    Bog, .6 mi NW of Cassatt. h   >0y UNITED STATES 
{"catalogNumber": "1400694", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora microcephala", "scientificNameAuthorship": "(Britton) Britton", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "microcephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.E. Radford", "recordNumber": "27756", "verbatimEventDate": "1957-07-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Kershaw", "municipality": "", "locality": "Bog, .6 mi NW of Cassatt.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}