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": ""}
   aristifda purpurea var.longiseta WRyN   JACKSON  &  S.S. VISHER &9 2@      SOUTH DAKOTA JP  Bear Creek SZ)  (STEUD.) VASEY j    +@ purpurea     Hillsides 2  United States 9/-    P %B@ Poaceae    ;QCQ var. 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Aristida purpurea var. longiseta", "scientificNameAuthorship": "(Steud.) Vasey", "genus": "", "subgenus": "", "specificEpithet": "purpurea", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S.S. Visher", "recordNumber": "", "verbatimEventDate": "", "habitat": "Hillsides", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Dakota", "county": "Jackson", "municipality": "", "locality": "Bear Creek", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}