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": ""}
    7sE SCHKUHR EX WILLD.    Oj UNITED STATES    D;|N poales    UMBELLATA carex umbellata p  cyperaceae o B  1995-03-18  P]E   ,@s4w philip e. hyatt & sheila hyatt  w+  Arkansas  south side of el dorado, at intersection of us hwy 167 & 82 on island north of 82 & south of its off ramp. iptE$     carex WvP*    c]u 6160  y]1l 1390733    |] UNION
{"catalogNumber": "1390733", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex umbellata", "scientificNameAuthorship": "Schkuhr ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "umbellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt & Sheila Hyatt", "recordNumber": "6160", "verbatimEventDate": "1995-03-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Union", "municipality": "", "locality": "South side of El Dorado, at intersection of US Hwy 167 & 82 on island north of 82 & south of its off ramp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}