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": ""}
 1943-07-01 <6     PK*Hq MIXED PRAIRIE | ROCKY SOIL   /7 poales 1406825 /  taylor H   U boutloua POACEAE  ;   hirsuta L     7533 C~k   at camp barkeley. js  w. l. tolstad D)s  bou teloua hirsuta nC   lag. zsQs?      4 +F  TEXAS  *k3 united states
{"catalogNumber": "1406825", "order": "Poales", "family": "Poaceae", "scientificName": "Bouteloua hirsuta", "scientificNameAuthorship": "Lag.", "genus": "Bouteloua", "subgenus": "", "specificEpithet": "hirsuta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. L. Tolstead", "recordNumber": "7533", "verbatimEventDate": "1943-07-01", "habitat": "Mixed prairie | Rocky soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Taylor", "municipality": "", "locality": "At Camp Barkeley.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}