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": ""}
  1958-09-30 %?   JN n2  CENCHRUS INCERTUS  i Poales  Cq A-3160       United States )xe <   vd) 1 North Carolina    richmond yM+T2      2tt j. a. duke POACEAE >F   M.A. Curtis  @l#v    x  1409014 
{"catalogNumber": "1409014", "order": "Poales", "family": "Poaceae", "scientificName": "Cenchrus incertus", "scientificNameAuthorship": "M.A. Curtis", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. A. Duke", "recordNumber": "R-3160", "verbatimEventDate": "1958-09-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Richmond", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}