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": ""}
  U BEVERLY S. WALTERS  V Open oak barrens dominated by Quercus velutinaS. With  Digitaria cognata.   poir. ^R8  Aristida iF@D    i%k 42.40924 ARISTIDA PURPURASCENS #    #); -83.98878  F 2008-08-24  + poacee    9v  united states      >,aV Pinckney State Rec. Area, 0.2 mi E f Hankard Rd. and 0.15 mi SW of Pickerel Lake.  !7nW 1081 purpurascens D   ~G MICHIGAN 1332689 $%cT   9 POALES WASHTENAW fnb 
{"catalogNumber": "1332689", "order": "Poales", "family": "Poaceae", "scientificName": "Aristida purpurascens", "scientificNameAuthorship": "Poir.", "genus": "Aristida", "subgenus": "", "specificEpithet": "purpurascens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Beverly S. Walters", "recordNumber": "1081", "verbatimEventDate": "2008-08-24", "habitat": "Open oak barrens dominated by Quercus velutina. With Digitaria cognata.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Pinckney State Rec. Area, 0.2 mi E of Hankard Rd. and 0.15 mi SW of Pickerel Lake.", "decimalLatitude": "42.40924", "decimalLongitude": "-83.98878", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}