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": ""}
   Antennaria howellii subsp. canadensis );t|   xXEK [SOMZE BASAL LEAVES 3-VEINED]  1950-06-09 /2   antennaria VT     subsp. CHARLES D. RICHARDS |  -88.313057 fr  howellii T5?;    u#=| At Cliff Mine. KEWEENAW sd   M1G=[ canadensis  u<0*# asterales   sF X 2980 (Greene) R. J. Bayer [   + 1249853  w) !D Asteraceae  , 47.g372841 Michigan Xx   GRASSY HILLSIDE Z% 
{"catalogNumber": "1249853", "order": "Asterales", "family": "Asteraceae", "scientificName": "Antennaria howellii subsp. canadensis", "scientificNameAuthorship": "(Greene) R. J. Bayer", "genus": "Antennaria", "subgenus": "", "specificEpithet": "howellii", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "canadensis", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "2980", "verbatimEventDate": "1950-06-09", "habitat": "Grassy hillside", "occurrenceRemarks": "[some basal leaves 3-veined]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "At Cliff Mine.", "decimalLatitude": "47.372841", "decimalLongitude": "-88.313057", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}