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": ""}
 ch8ase ?$. N   W1aPv poaceae       texas & L   HILLMANII lD   L. H. Harvey and J. C. Elliott k    V 1966-06-28 poales #fA2   F PANICUM roadside, Sivton to Taft i% g    !/ 1419019  panicum hillmanii   X-   0WH United States  qTN 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": "", "municipality": "", "locality": "roadside, Sivton to Taft", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}