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": ""}
Carex m      Poales 1bX    usr%K ARKANSAS cyperaceae k ZXY   kjVU UMBELLATA   BOSTON MOUNTAIN RANGER DISTRICT OZARK NATIONAL FOREST, 4.3 MILES SOUTH OF THE MULBERRY RIVER ON ARKANSAS HIGHWAY 23 AT THE PIG TRAIL SCENIC BYWAY SIGN. 7+Zn     1390689 WEb     % CAREX UMBELLATA  TRS: T11N R27W SEC 14 NEAR CENTER OF S1/2 b3 I5   bhilip e. hyatt xL    1996-04-12 rqwpR 
{"catalogNumber": "1390689", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex umbellata", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "umbellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "", "verbatimEventDate": "1996-04-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arkansas", "county": "", "municipality": "", "locality": "Boston Mountain Ranger District Ozark National Forest, 4.3 miles south of the Mulberry River on Arkansas Highway 23 at the Pig Trail Scenic Byway Sign.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T11N R27W sec 14 near center of S1/2", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}