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": ""}
   R _- panama  AR 8184   INCOLMPLETUM @     SORGHASTRUM INCOMPLETUM B    V!A q poales  ALBERT S. HITCHCOCK ZKm   aNE Contact UM Herbarium    nash h<s>G   1911-09-28 l> ;  Sorghastrum r  poaceae  4     
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Sorghastrum incompletum", "scientificNameAuthorship": "Nash", "genus": "Sorghastrum", "subgenus": "", "specificEpithet": "incompletum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Albert S. Hitchcock", "recordNumber": "8184", "verbatimEventDate": "1911-09-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Panama", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}