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": ""}
          Riddell hNx   a aserales  Q?j t32n, r2e, sec. 28 northwest of clear lake. 1254180 uD   Ik ASTERACEAE -84.19526 vv9HH  45.13456 9     HELIANTHUS =h*  Helianthus occidentalis  $F  montmorency I-$I  MICHIGAN AAP  Openings in dry sandy jack-pine plain ]!$  1959-07-26  ]bE3  
{"catalogNumber": "1254180", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus occidentalis", "scientificNameAuthorship": "Riddell", "genus": "Helianthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1959-07-26", "habitat": "Openings in dry sandy jack-pine plain", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Montmorency", "municipality": "", "locality": "T32N, R2E, Sec. 28 northwest of Clear Lake.", "decimalLatitude": "45.13456", "decimalLongitude": "-84.19526", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}