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": ""}
831 kud22   sbM MESOCHOREA luzula i9      %B united states  ECHINATA [/  Sterile wooded7 hill along roadside about 2 mi. southeast of Morgantown b     _ 1906-05-22  m poales   Z%xv% VAR.   vf=G INDIANA  Johnson X  LUZULA ECHINATA VAR. MESOCHOREA Dn   sV8; juncaceae    O6  CHARLES C. DEAM   F. J. HERM. ^s#    Y 1668255
{"catalogNumber": "1668255", "order": "Poales", "family": "Juncaceae", "scientificName": "Luzula echinata var. mesochorea", "scientificNameAuthorship": "F. J. Herm.", "genus": "Luzula", "subgenus": "", "specificEpithet": "echinata", "verbatimTaxonRank": "var.", "infraspecificEpithet": "mesochorea", "identifiedBy": "", "recordedBy": "Charles C. Deam", "recordNumber": "831", "verbatimEventDate": "1906-05-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "Johnson", "municipality": "", "locality": "Sterile wooded hill along roadside about 2 mi. southeast of Morgantown", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}