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": ""}
 HARLEY H. BARTLETT  rI  POALES e0$   7xz~E K.W. Allred  !fl tamaulipas    3 1930-07-30  ARISTIDA d  mexico C   At -99.0977778   >] purpurea ARISTIDA PURPUREA VAR. PURPUREA ]@    E % 1117319  purpurea 2EzW       Jd+ O 24.7322222 var. t&^   YAK  10716 SAN MIGUEL ; VICINITY OF SAN MIGUEL; CERRO DEL CHIMO =q| 
{"catalogNumber": "1117319", "order": "Poales", "family": "", "scientificName": "Aristida purpurea var. purpurea", "scientificNameAuthorship": "", "genus": "Aristida", "subgenus": "", "specificEpithet": "purpurea", "verbatimTaxonRank": "var.", "infraspecificEpithet": "purpurea", "identifiedBy": "K.W. Allred", "recordedBy": "Harley H. Bartlett", "recordNumber": "10716", "verbatimEventDate": "1930-07-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "", "municipality": "", "locality": "San Miguel ; vicinity of San Miguel; Cerro del Chimo", "decimalLatitude": "24.7322222", "decimalLongitude": "-99.0977778", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}