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": ""}
  39j 1431999  ^aQ y (l.) dc.     1955-08-18 ^wu          13 IN MOIST LW PASTURED AREA   AW Asteraceae  Kf`d R.L. WILBUR about 7 miles w of shelby on route 74 Rig9P       e;4 f4349  
{"catalogNumber": "1431999", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "(L.) DC.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.L. Wilbur", "recordNumber": "4349", "verbatimEventDate": "1955-08-18", "habitat": "In moist low pastured area", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "About 7 miles W of Shelby on Route 74", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}