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": ""}
   O ASTERACEAE 1254279 ~     HURON RIVER TERR. ANN ARBOR, $?e^G   C$VVV t1903-10 TUBEROSUS ?k%t   -<r l. -83.744179 O9   42.297255 I)* L  helianthus (    > asterales  !ti|> UNITED STATES   WASHTENAW BwHXh   ,ZZ HELIANTHUS TUBEROSUS  ?Aw H.W. Thomson Michigan 6     
{"catalogNumber": "1254279", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus tuberosus", "scientificNameAuthorship": "L.", "genus": "Helianthus", "subgenus": "", "specificEpithet": "tuberosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H.W. Thomson", "recordNumber": "", "verbatimEventDate": "1903-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Huron River Terr. Ann Arbor,", "decimalLatitude": "42.297255", "decimalLongitude": "-83.744179", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}