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": ""}
 P 1539192   IMn#R asteraceae    peta5ites frigidus var. palmatus J        WINGHA  SG Z|    3<l j.a. mort_on Canada %I6^    FRIGIDUS @d   yj HURON 1891-07-11 p Y   JNRm? (AITON) CRONQVIST  PALMATUS YS%   
{"catalogNumber": "1539192", "order": "", "family": "Asteraceae", "scientificName": "Petasites frigidus var. palmatus", "scientificNameAuthorship": "(Aiton) Cronquist", "genus": "", "subgenus": "", "specificEpithet": "frigidus", "verbatimTaxonRank": "", "infraspecificEpithet": "palmatus", "identifiedBy": "", "recordedBy": "J.A. Morton", "recordNumber": "", "verbatimEventDate": "1891-07-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Huron", "municipality": "", "locality": "Wingham", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}