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": ""}
    h United tates     o^g  south carolina   9= 0 john b. nelson    M TVBERCULOSA Richland kV   (michx.) roem. & schult. e0Xs     6 Ljc 1399246     CYPERACEAE  poales r    d E SIDE OF GILLS CR IN VIC OF FIREBREAK 53, TRAINING AREA 3 OFF SIXTH DIVISION RD.   ELEOCHARIS TUBERCULOSA ?E QP 
{"catalogNumber": "1399246", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis tuberculosa", "scientificNameAuthorship": "(Michx.) Roem. & Schult.", "genus": "", "subgenus": "", "specificEpithet": "tuberculosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John B. Nelson", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Richland", "municipality": "", "locality": "E side of Gills Cr in vic of Firebreak 53, Training Area 3 off Sixth Division Rd.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}