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": ""}
arkansas dB    _RI(g UNITED STATES    S CAREX   /7 4344  K VAR.     F MONTGOMERY  Z4 Charles T. Bryson Cyperaceae  hv    1986-05-10 xp/    tb CAREX DIGITALIS VAR. DIGImTALIS  digitalis !LhGo  trs: t4sr27w secu 6 |    ,H LITTLE MISSOURI RIVER FALLS.  ] 1368474    ; hCT poales digitais u. 
{"catalogNumber": "1368474", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex digitalis var. digitalis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "digitalis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "digitalis", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "4344", "verbatimEventDate": "1986-05-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Montgomery", "municipality": "", "locality": "Little Missouri River Falls.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T4S R27W sec 6", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}