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": ""}
1911-04-22 r   ^ 466   Bexar Y W*     =,QhZ Poaceae   Tridens V   (S. WATSON) NASH K%   ]9[ 1425545       CONTACT UM HERBARIUM Ne+6*  MR.  & MRS. J. CLEMENS 5Bv  Texas T   TEXANUS 9l   ~m K TRIDENS TEXANUS  poales Eb  
{"catalogNumber": "1425545", "order": "Poales", "family": "Poaceae", "scientificName": "Tridens texanus", "scientificNameAuthorship": "(S. Watson) Nash", "genus": "Tridens", "subgenus": "", "specificEpithet": "texanus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mr. & Mrs. J. Clemens", "recordNumber": "466", "verbatimEventDate": "1911-04-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "Bexar", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}