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": ""}
 44736        B( ~ Rich.   y 1394917 dulichium spathaceum Cn+t  SPATHACEUM  % LW   U UNITED STATES BILTMORE. o   DULICHIUM ;[      poales 7U   <hh1 NORTH CAROLINA    k`lY cyperaceae  c 1897-09-30   
{"catalogNumber": "1394917", "order": "Poales", "family": "Cyperaceae", "scientificName": "Dulichium spathaceum", "scientificNameAuthorship": "Rich.", "genus": "Dulichium", "subgenus": "", "specificEpithet": "spathaceum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "44736", "verbatimEventDate": "1897-09-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "", "municipality": "", "locality": "Biltmore.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}