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": ""}
SAGITTARIA CUNEATA I$=   n?l:0 alismataceae  R -83.807642   v WASHTENAW   X!m ALISMATALES      q michigan SAGITTARIA H     mu delhi creek,  @1 UNITED STATES  %M 42.332345  3 730  BOTTOM TYPE SAND, GRAVEL *   M.R. RAYMOND 3mpi   BF1 1282232    1 938-09-13  k t e. sheld.  
{"catalogNumber": "1282232", "order": "Alismatales", "family": "Alismataceae", "scientificName": "Sagittaria cuneata", "scientificNameAuthorship": "E. Sheld.", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M.R. Raymond", "recordNumber": "730", "verbatimEventDate": "1938-09-13", "habitat": "Bottom Type Sand, gravel", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Delhi Creek,", "decimalLatitude": "42.332345", "decimalLongitude": "-83.807642", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}