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": ""}
   1973-05-09 M;         +>C5m asteraceae United States &J   1534326 CAFd    59914 %U<  arvensis  ;+ 3  tennessee [n=  rutherford hJQ   N%  gravels by i-24, ca. 2 mi. s. murphreesboro  kE/Z/ ANTHEMIS  R. KRAL PK:/     gRV#_ Asterales L. 1  anthemis arvensis Vh  
{"catalogNumber": "1534326", "order": "Asterales", "family": "Asteraceae", "scientificName": "Anthemis arvensis", "scientificNameAuthorship": "L.", "genus": "Anthemis", "subgenus": "", "specificEpithet": "arvensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Kral", "recordNumber": "59914", "verbatimEventDate": "1973-05-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Tennessee", "county": "Rutherford", "municipality": "", "locality": "Gravels by I-24, ca. 2 mi. s. Murphreesboro", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}