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": ""}
     I>gm 42.299   Helianthus strumosus +=:zJ   L Abandoned field of cBellefontaine sandy loam    b -84.19955   P/ ) strumosus  cz  A 1948-08-17 helianthus 1g_Y      j 799  GRASS LAKE TWP.; T2S, R2E, SEC. 16 n65       
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Helianthus strumosus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "strumosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "799", "verbatimEventDate": "1948-08-17", "habitat": "Abandoned field of Bellefontaine sandy loam", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Grass Lake Twp.; T2S, R2E, Sec. 16", "decimalLatitude": "42.2995", "decimalLongitude": "-84.19955", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}