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": ""}
   1958-09-14 f!   -86.36395 N m_      ;+cQ 8125  local, open marshy ground  J   Helianthus U;    R 1254105        ci GIGANTEUS  V] helianthus giganteus subsp. gigante~us    > GIGA NTEUS    @[#B  Asterales
{"catalogNumber": "1254105", "order": "Asterales", "family": "", "scientificName": "Helianthus giganteus subsp. giganteus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "giganteus", "verbatimTaxonRank": "", "infraspecificEpithet": "giganteus", "identifiedBy": "", "recordedBy": "", "recordNumber": "8125", "verbatimEventDate": "1958-09-14", "habitat": "local, open marshy ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.36395", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}