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": ""}
  k 1937-08-05  /` -83.7341  U of M. Botanical Gardens, S. Ann Arbor :?  Raf. O!Yr  [Ugroups of mature fruits 3-4 mm wide]  &8$/   ] j United States ALISMA &Bv        M3@- washtenaWw     jAD| subcordatum       g @ alima subcordatum  MICHIGAN   p 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Alisma subcordatum", "scientificNameAuthorship": "Raf.", "genus": "Alisma", "subgenus": "", "specificEpithet": "subcordatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1937-08-05", "habitat": "", "occurrenceRemarks": "[groups of mature fruits 3-4 mm wide]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "U of M. Botanical Gardens, S. Ann Arbor", "decimalLatitude": "", "decimalLongitude": "-83.7341", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}