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": ""}
    helianthus w+>4    W / (torr. & a. gray) britton   6601 Kit6  Woods. `M~e    199-08-13 5   dw vineyard lake   f]7V Michigan    em+Px asteraceae  UNITED STATES MNkk     -84.21037 A  
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "(Torr. & A. Gray) Britton", "genus": "Helianthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6601", "verbatimEventDate": "1929-08-13", "habitat": "Woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Vineyard Lake", "decimalLatitude": "", "decimalLongitude": "-84.21037", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}