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": ""}
 t (Willd.) Rosk. & W. L. E. Schmidt  Alismatales fB  UNITED STATES N    W montcalm  (/ 43.27723    E.W. ROELOFS j/u    QBxXk flexili s 342 1~*  1304542 z- ]X   1941-07-26 ~G@s     Nk8 LOON LAKE    -84.95814   2#      depth of water: 2 - 8 ft. bottom: marl NAJAS FLEXILIS   <   hydrocharitacheae rv 
{"catalogNumber": "1304542", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas flexilis", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "", "subgenus": "", "specificEpithet": "flexilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.W. Roelofs", "recordNumber": "342", "verbatimEventDate": "1941-07-26", "habitat": "Depth of Water: 2 - 8 ft. Bottom: marl", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Montcalm", "municipality": "", "locality": "Loon Lake", "decimalLatitude": "43.27723", "decimalLongitude": "-84.95814", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}