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": ""}
     Poaceae nRhX7   RP panicum  x HIRTUM be lize *H  1933-12 U2        D(k  cotact um herbarium  WTii ?panicum hirtum  poales %e?c   -H  PERCY H. GENTLE  Fv0 979    C>K albert s. hitchcock   
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum hirtum", "scientificNameAuthorship": "", "genus": "Panicum", "subgenus": "", "specificEpithet": "hirtum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Albert S. Hitchcock", "recordedBy": "Percy H. Gentle", "recordNumber": "979", "verbatimEventDate": "1933-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}