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": ""}
  j 1937-07-06  PX Michx.    Hydrocharitaceae  elodea canadensis uLl&      Pq d.c. chandler Lake: Birch, Sta. No. 2 T7S, R13W :Uxz[  canadensis Eo  CASS Gx     r MICHIGAN  41.87864   -85.85689 -$e>%      United2 Sta7es 5  elodea R=Hs   83 %    #T 1284010
{"catalogNumber": "1284010", "order": "", "family": "Hydrocharitaceae", "scientificName": "Elodea canadensis", "scientificNameAuthorship": "Michx.", "genus": "Elodea", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.C. Chandler", "recordNumber": "83", "verbatimEventDate": "1937-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cass", "municipality": "", "locality": "Lake: Birch, Sta. No. 2 T7S, R13W", "decimalLatitude": "41.87864", "decimalLongitude": "-85.85689", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}