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": ""}
  I LEMNA TRISULCA   E B@ 1474379  John V. Freudenstein Uf c   NO NAMED LOCALIT FOR CATALOG NO:1474379 s      wy MICHIGAN  EH -83.374784 UNITED STATES     frequent in large open flooded area, shallow water. Flr   nIG Araceae  FmA ALISMATALES    i 43.431134 1115 ^W   trisulca Q    1984-05-10 ELr    L. /   , zFE tuscola lemna Vb F 
{"catalogNumber": "1474379", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna trisulca", "scientificNameAuthorship": "L.", "genus": "Lemna", "subgenus": "", "specificEpithet": "trisulca", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein", "recordNumber": "1115", "verbatimEventDate": "1984-05-10", "habitat": "Frequent in large open flooded area, shallow water.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Tuscola", "municipality": "", "locality": "No named locality for catalog no:1474379", "decimalLatitude": "43.431134", "decimalLongitude": "-83.374784", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}