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": ""}
1939-06-20 S`   POALES `T|    . x SCIRPUS  KENTUCKY     7?[W Jefferson  ? ASH BOTTOM ROAD, SOUTH OF LOUISVILLE      aGNMAY E. WHARTON  24O! roadside ditch.  lu georgianus    K Cyperaceae  UNITED STATES /P!   r. m. harper ~POX  4407 [   [& 1402039  
{"catalogNumber": "1402039", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "R. M. Harper", "genus": "Scirpus", "subgenus": "", "specificEpithet": "georgianus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mary E. Wharton", "recordNumber": "4407", "verbatimEventDate": "1939-06-20", "habitat": "Roadside ditch.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "Jefferson", "municipality": "", "locality": "Ash bottom Road, south of Louisville", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}