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": ""}
  K united states     smyrna, just s of la vergne town line, e side us rt 41, 0.6 mi n of co rt 266, 3.8 mi n of rt 102. M9X   SCHKUHR EX WILLD. 3   -=U rutherford     ^L- oligocarpa 1999-04-26 K152  carex oligcarpa G       Cyperaceae  Kcr 31436  1381344 72w   .)L# Tennessee   STEVEN R. HILL w    ,^>   Carex  @S POALES
{"catalogNumber": "1381344", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex oligocarpa", "scientificNameAuthorship": "Schkuhr ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "oligocarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "31436", "verbatimEventDate": "1999-04-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Tennessee", "county": "Rutherford", "municipality": "", "locality": "Smyrna, just S of La Vergne town line, E side US Rt 41, 0.6 mi N of Co Rt 266, 3.8 mi N of Rt 102.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}