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": ""}
   ,~ 1939-06-21  -87.892441 P   W (Torr. ex A. Gray) Lindl.        1341424 =F       KEWEENAW zktJC   _ ichigan hookeri pM     Q!Ba_ e.e. & edwin b. main  
{"catalogNumber": "1341424", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Torr. ex A. Gray) Lindl.", "genus": "", "subgenus": "", "specificEpithet": "hookeri", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.E. & Edwin B. Mains", "recordNumber": "", "verbatimEventDate": "1939-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-87.892441", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}