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": ""}
 +g_. Helianthus giganteus    1980-08-22 4`~l      CQN4S -83.50292 MONROE >+U-?  Helianthus &OG&s      near excavation, Section 5, Exeter Twp., Capernall Road near Colf Road. 9 d%p     NATHAN W. EASTERLY J  Michigan t   #5 asterales     
{"catalogNumber": "", "order": "Asterales", "family": "", "scientificName": "Helianthus giganteus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Nathan W. Easterly", "recordNumber": "", "verbatimEventDate": "1980-08-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Monroe", "municipality": "", "locality": "near excavation, Section 5, Exeter Twp., Capernall Road near Colf Road.", "decimalLatitude": "", "decimalLongitude": "-83.50292", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}