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": ""}
  Michig an C   petaloidea     1Wrf^ WEST BLUFF   IG%= 1950-06-09  i] asteraceae   & ,i Asterales    DV keweenaw 1250026 9     ANTENNARA HOWELL|I SUBSP. PETALOIDEA Vc   t p  47.46428  4 ANTNNAR<IA   subsp. lMj   2r CHARLE$S D. RICHARDS   
{"catalogNumber": "1250026", "order": "Asterales", "family": "Asteraceae", "scientificName": "Antennaria howellii subsp. petaloidea", "scientificNameAuthorship": "", "genus": "Antennaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "petaloidea", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "", "verbatimEventDate": "1950-06-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "West Bluff", "decimalLatitude": "47.46428", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}