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": ""}
  vL L.  h! -84.41332    SUMMIT TWP. T3S, R1W, SEC. 15 =!bq   839 .y7     asteraceae ])vT  Under black and white oaks  ^   ? asterales  F prenanthes alba  kj alba 256046 [&UI(   =%Z Prenanthes  P*;: 42.21104  Michigan o M[N   #< gF 1948-08-25  d[Jo JACKSON   
{"catalogNumber": "1256046", "order": "Asterales", "family": "Asteraceae", "scientificName": "Prenanthes alba", "scientificNameAuthorship": "L.", "genus": "Prenanthes", "subgenus": "", "specificEpithet": "alba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "839", "verbatimEventDate": "1948-08-25", "habitat": "Under black and white oaks", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "Summit Twp. T3S, R1W, Sec. 15", "decimalLatitude": "42.21104", "decimalLongitude": "-84.41332", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}