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": ""}
 0 asteraceae   5[Av Helianthus  1254243 etp   _A MICHIGAN  nA abandoned field of bellefontaine sandy loam  L0  799 -84.19955 g    RSXX [PHYLLARIES UNUSUALLY LONG BUT OTHERWISE O.K.]  194-08-17 >,V   Jackson OJ       Ry+< asterales    george w. parmelee  o   United States Ndshl   eBp6 stkrumosus  Pj H3lianthus strumosus  Q4wM GRASS LAKE TWP.; >T2S, R2E, SEC. 16
{"catalogNumber": "1254243", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus strumosus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "strumosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George W. Parmelee", "recordNumber": "799", "verbatimEventDate": "1948-08-17", "habitat": "Abandoned field of Bellefontaine sandy loam", "occurrenceRemarks": "[phyllaries unusually long but otherwise O.K.]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "Grass Lake Twp.; T2S, R2E, Sec. 16", "decimalLatitude": "", "decimalLongitude": "-84.19955", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}