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": ""}
   HOWELLII G      p9w  ANTENNARIA HOWELLII SUBSP. PETALOIDEA  tw OPEN ROCKY SLOPE NEAR SUMMIT OF BLUFF.   I ASTERACEAE   KEWEENAW wnn,+  1250026 ^rl  (Fernald) R. J. Bayer hDM     JnKr WEST BLUFF  U=,b Michigan  D5M3 asterales  YY 1950-06-09    ; united states  mOm -87.968753   
{"catalogNumber": "1250026", "order": "Asterales", "family": "Asteraceae", "scientificName": "Antennaria howellii subsp. petaloidea", "scientificNameAuthorship": "(Fernald) R. J. Bayer", "genus": "", "subgenus": "", "specificEpithet": "howellii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1950-06-09", "habitat": "Open rocky slope near summit of bluff.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "West Bluff", "decimalLatitude": "", "decimalLongitude": "-87.968753", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}