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": ""}
Scirpus IpNT    LO^  Muhl.  NAVARRO /6       Poales x:?     K :/E Cyberaceae   K`= chambers creek, miles north of corsicana 1428089  0.]  1946-04-19 P%    4 51529  UNITED STAT3S [   Du L. CORADIN   uu infrequent in mud or wet soil in creek bottoms; reddish bulrush  
{"catalogNumber": "1428089", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Muhl.", "genus": "Scirpus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L. Coradin", "recordNumber": "51529", "verbatimEventDate": "1946-04-19", "habitat": "infrequent in mud or wet soil in creek bottoms; reddish bulrush", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Navarro", "municipality": "", "locality": "Chambers Creek, miles north of Corsicana", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}