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": ""}
            -86.10546 Y<sW]    MICHIGAN  8  1913-08-26 YN ^_   ^ 42.6486 1250740 FC58   %S> Calvin H. Kauffman    symphyotrichum   U3    cordifolium  v9  ASTERALES   
{"catalogNumber": "1250740", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "cordifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Calvin H. Kauffman", "recordNumber": "", "verbatimEventDate": "1913-08-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.6486", "decimalLongitude": "-86.10546", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}