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": ""}
  g5n? 1254351   y~g Asteraceae  8 michigan   HELIOPSIS HELIANTHOIDES SUBSP. HELIANTHOIDES V  OAKLAND z=%k    united states Og`S   AVON TP. M A g  helianthoides lTH   cecil billington oX4    ~ -83.15105   4-w 1919-07-06  heliopsis |t+  42.65871 (     (Y^ subsp.
{"catalogNumber": "1254351", "order": "", "family": "Asteraceae", "scientificName": "Heliopsis helianthoides subsp. helianthoides", "scientificNameAuthorship": "", "genus": "Heliopsis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "helianthoides", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "", "verbatimEventDate": "1919-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Avon Tp.", "decimalLatitude": "42.65871", "decimalLongitude": "-83.15105", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}