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": ""}
   YW  y 1981-06-19   ZD8r APERA  C PRAIRIE, "PAULINE PASTURE"  Apera interrupta VL     National Bison Range, N side of Pauline Creek, ca 4.5 mi NW of Ravalli. L     UNITE D STATES  x 4x    y0F6  (l.) p. beRauv.    Poales WJO   jCJ jennifer s. belovsky    s.n. Y   ?>;  montana
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Apera interrupta", "scientificNameAuthorship": "(L.) P. Beauv.", "genus": "Apera", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jennifer S. Belovsky", "recordNumber": "s.n.", "verbatimEventDate": "1981-06-19", "habitat": "Prairie, \"Pauline Pasture\"", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "", "municipality": "", "locality": "National Bison Range, N side of Pauline Creek, ca 4.5 mi NW of Ravalli.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}