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": ""}
  w` 23.1291       CHARCAS; CHARCAS `    cyrus l. lundell +xn      tragus `(KY   1934-08-02 #   !U Tr4gus berteronianus San Luis Potosi n s87       U  berteronianus 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Tragus berteronianus", "scientificNameAuthorship": "", "genus": "Tragus", "subgenus": "", "specificEpithet": "berteronianus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cyrus L. Lundell", "recordNumber": "", "verbatimEventDate": "1934-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "San Luis Potosi", "county": "", "municipality": "", "locality": "Charcas; Charcas", "decimalLatitude": "23.1291", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}