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": ""}
  /< Hitchc. & Chase     AS]-  16879    contact um herbarium b  1126303 MS-8   EtU  POACEAE      b[ PANAMA  7vx  GRANDE  .b Panicum   1940-08-24 ,m]h        
{"catalogNumber": "1126303", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Hitchc. & Chase", "genus": "Panicum", "subgenus": "", "specificEpithet": "grande", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "16879", "verbatimEventDate": "1940-08-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Panama", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}