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": ""}
  ARISTIDA PURPUREA VAR. PRPREA I]F       V5 purpurea    k.w. allred ~    4w mexico  ~KBO> 3111     DOLOMITA (ESTACIÃ³N DOLOMITA); CASTAÃ±OS; CANON BOCATOCHE 3>z[    BtT( Coahuila     In bunches t0 6-7 inches d|ameter, scattered on grassy valley floor !u   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Aristida purpurea var. purpurea", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "purpurea", "identifiedBy": "K.W. Allred", "recordedBy": "", "recordNumber": "3111", "verbatimEventDate": "", "habitat": "In bunches to 6-7 inches diameter, scattered on grassy valley floor", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Coahuila", "county": "", "municipality": "", "locality": "Dolomita (Estaci\u00c3\u00b3n Dolomita); Casta\u00c3\u00b1os; Canon Bocatoche", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}