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": ""}
 a 1647654  6K 12508   !9EN  calopogon tuberosus var. tuberosus    ASPARAGALES U&v    ^6> savannah   uONnM D. S. Correll & H. B. Correll    m = tuberosus   united states %G   texas rZ#N     jasper n<fE>    nr  R var.  
{"catalogNumber": "1647654", "order": "Asparagales", "family": "", "scientificName": "Calopogon tuberosus var. tuberosus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "tuberosus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D. S. Correll & H. B. Correll", "recordNumber": "12508", "verbatimEventDate": "", "habitat": "savannah", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Jasper", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}