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": ""}
  1419019 9v)cS   4jK POALES   united states  $ (@    =J!* 1966-06-28   P@O Panicum   ROADSIDE, SIVTON TO TAFT Lrr5D   chase U     M~7g: San Patricio   pU TEXAS   L. H. Harvey and J. C. Elliott *  hillmanii UV37:   |g Panicum hillmanii  ?y  poaceae  x 7348 
{"catalogNumber": "1419019", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum hillmanii", "scientificNameAuthorship": "Chase", "genus": "Panicum", "subgenus": "", "specificEpithet": "hillmanii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L. H. Harvey and J. C. Elliott", "recordNumber": "7348", "verbatimEventDate": "1966-06-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "San Patricio", "municipality": "", "locality": "roadside, Sivton to Taft", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}