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": ""}
 @^D@ 1304486    united states r    % 4Z# [+ Potamogeton spirillus (RRH74), disregarded]      .x Hydrocharitaceae  nUn najas  (willd.) rostk. & w. l. e. schmidt D3+$5   $J2 LUCE  - 14785          7 SANDY SHORE OF LAKE, IN SHALLOW WATER.   `)& Alismatales
{"catalogNumber": "1304486", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "Najas", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "14785", "verbatimEventDate": "", "habitat": "Sandy shore of lake, in shallow water.", "occurrenceRemarks": "[+ Potamogeton spirillus (RRH74), disregarded]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Luce", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}