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": ""}
  @H8V blackstone ranch, gavelly stream-bed of independence creek, 20 miles sou!th of sheffield    UnitedY States Y    jL bignonaceae 1540685  Ut      KAUFMAN  o G_   d 307      (ZZ chil0psis   lamiales x *    h Q0 1949-06-7 LINEARIS t   1/c! Texas
{"catalogNumber": "1540685", "order": "Lamiales", "family": "Bignoniaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Chilopsis", "subgenus": "", "specificEpithet": "linearis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "307", "verbatimEventDate": "1949-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Kaufman", "municipality": "", "locality": "Blackstone Ranch, gravelly stream-bed of Independence Creek, 20 miles south of Sheffield", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}