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": ""}
 @  ELEOCHARIS TUBERCULOSA  Louisiana V9/ZQ    0.65 mi N on Penn Mill Road from its jct with US 190, said jct 0.7 mi W on US 190 from its jct with US Business 190 in Covington. H   Stanley Jones & Gretchen Jones nk    [ (Michx.) Roem. & Schult. Eleocharis l AG&       1398709 cyperaceae cJ    1993-10-27 t. <      q i poales 10357 WNx;     
{"catalogNumber": "1398709", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis tuberculosa", "scientificNameAuthorship": "(Michx.) Roem. & Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Stanley Jones & Gretchen Jones", "recordNumber": "10357", "verbatimEventDate": "1993-10-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Louisiana", "county": "", "municipality": "", "locality": "0.65 mi N on Penn Mill Road from its jct with US 190, said jct 0.7 mi W on US 190 from its jct with US Business 190 in Covington.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}