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": ""}
    YBmV -85.93949  |; 469   t5kM packera ROBERT R. KOWAL 4z    1218983 :B     zC  michigan 45.93225     J r. Dn Henson  Ut paupercula     United States      T[W_ growing in crevices of limestone 1972-07-23 @   Ox/i Asterales  &W6 PAUPERCLA
{"catalogNumber": "1218983", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Packera", "subgenus": "", "specificEpithet": "paupercula", "verbatimTaxonRank": "", "infraspecificEpithet": "paupercula", "identifiedBy": "Robert R. Kowal", "recordedBy": "Don Henson", "recordNumber": "469", "verbatimEventDate": "1972-07-23", "habitat": "Growing in crevices of limestone", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.93225", "decimalLongitude": "-85.93949", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}