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": ""}
  POALES 8r  POACEAE GSd   montana Wa6   7A 1966-07-13 United States  E   1423381 R-6;Y  (ichx.) Nash ;7             s-8 SCHIZACHYRIUM SCOPARIUM SCOPARIUM O-WZ   t!( l. h harvey nd j. c. elliotyt   :$^j9 SCHIZACHYRIUM  
{"catalogNumber": "1423381", "order": "Poales", "family": "Poaceae", "scientificName": "Schizachyrium scoparium", "scientificNameAuthorship": "(Michx.) Nash", "genus": "Schizachyrium", "subgenus": "", "specificEpithet": "scoparium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L. H. Harvey and J. C. Elliott", "recordNumber": "", "verbatimEventDate": "1966-07-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}