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": ""}
giganteus eT*   A 1972-09-28 s|mcoe J Mf      vxE HELIANTHUS GIGANTEUS   ontario  7     hX/8( contact um herbarim Helianthus =]   2321 $  canada  bG%H   _B Asterales         ANTON Ae. REZNICEK   asteraceae Xs    &s^ l. 1312491 ;AX 
{"catalogNumber": "1312491", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus giganteus", "scientificNameAuthorship": "L.", "genus": "Helianthus", "subgenus": "", "specificEpithet": "giganteus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "2321", "verbatimEventDate": "1972-09-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}