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": ""}
 LEMNA MINUSCULA @         >)F 1208550   qUR ALISMATALES  texas >HOP   | <q HERTER   Lemna `bC   n < s.n.  head of musquiz !    k6 1m 1946-06-23  JEFF DAVIS edT   I minuscula Araceae &(V   % UNITED STATES E. Landolt >k0W 
{"catalogNumber": "1208550", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna minuscula", "scientificNameAuthorship": "Herter", "genus": "Lemna", "subgenus": "", "specificEpithet": "minuscula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. Landolt", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1946-06-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Jeff Davis", "municipality": "", "locality": "Head of Musquiz", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}