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": ""}
  back of PrentissBay,h d   BL+m united states  R;= MACKINAC CIRSIUM ARVEMSE W   16Um+ michigan  d (L.) Scop.  Asteraceae xcsG   1252934 dP   o6.P% 45.988733  arvense %N  carl o. erlanson d-|Y   1924-09-01 k_h   g cirsium  q MARSHY FLAT  | , 717      
{"catalogNumber": "1252934", "order": "", "family": "Asteraceae", "scientificName": "Cirsium arvense", "scientificNameAuthorship": "(L.) Scop.", "genus": "Cirsium", "subgenus": "", "specificEpithet": "arvense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Erlanson", "recordNumber": "717", "verbatimEventDate": "1924-09-01", "habitat": "Marshy flat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "back of Prentiss Bay,", "decimalLatitude": "45.988733", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}