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": ""}
   z! 6513 PULCHELLUM a,F    Poales  2    1936-06 ly    B XB9 contact um herbarium   Jason R. Swallen YbQ  CYRUS L. LUNDELL 5 b   POACEAE $5Vv     TjeR Panicum pulchellum 1126809 *z^    +  PANICUM spreng. _U*%(   Belize $,t^  
{"catalogNumber": "1126809", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum pulchellum", "scientificNameAuthorship": "Spreng.", "genus": "Panicum", "subgenus": "", "specificEpithet": "pulchellum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jason R. Swallen", "recordedBy": "Cyrus L. Lundell", "recordNumber": "6513", "verbatimEventDate": "1936-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}