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": ""}
 Zl ABOUT 2 MILES EAST OF KEISER AT MLE 46 ON INTERSTATE HIGHWAY 55, AT ROADSIDE PARK. 138985   =<    c+j 4343.47 TRIANGUARIS a]x  POALES B    y%yB ARKANSAS  8 -90.060671 United States _   V Carex triangularis  w! carex   ?S8o mississippi    PHILIP E. HYATT g#54Y   CYPERACEAE  c    992-05-1K5 nwGJ3   BOECKELER       ##y6~ 35.68121
{"catalogNumber": "1389858", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex triangularis", "scientificNameAuthorship": "Boeckeler", "genus": "Carex", "subgenus": "", "specificEpithet": "triangularis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "4343.47", "verbatimEventDate": "1992-05-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Mississippi", "municipality": "", "locality": "About 2 miles east of Keiser at mile 46 on Interstate Highway 55, at roadside park.", "decimalLatitude": "35.68121", "decimalLongitude": "-90.060671", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}