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": ""}
Tanacetum vulgare  +@+D   K vulgare   LINDA E. WATSON /q   bD/Y V.G. SPANG & A.W. SPANG 1971-09-03  QGGH    1 united states  I1(0 AS7ERALES         gBJ tanacetum KEWEENAW /    +do6 16   8m0  MICHIGAN  aPuyU L.   @h  GRANT TOWNSHIP.  1517368 j>  
{"catalogNumber": "1517368", "order": "Asterales", "family": "", "scientificName": "Tanacetum vulgare", "scientificNameAuthorship": "L.", "genus": "Tanacetum", "subgenus": "", "specificEpithet": "vulgare", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Linda E. Watson", "recordedBy": "V.G. Spang & A.W. Spang", "recordNumber": "16", "verbatimEventDate": "1971-09-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Grant township.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}