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": ""}
 3 bx RARE. FLOWERS GREENISH WHITE.   A sx MICHIAN   -@ Prenanthes ltissima 42.8755555556 /u!6   -86.|788055556 JtI4   fT PALL.  ; In sandy soil of early successional mesicforest.    9a prenanthes  p ANTON A. REZNICEK   ^  1514215 ASTERALES      P1y altissima   rc ottawa  709 ~J;<  port sheldon natural area park; 3.5 miles sw of west olive. 200' zn of van buren st., 20' e of 160Tthave. N    ; E WILLIAM S. MARTINUS  ASTERACEAE w&94  United States v    TxZ- 2015-09-10
{"catalogNumber": "1514215", "order": "Asterales", "family": "Asteraceae", "scientificName": "Prenanthes altissima", "scientificNameAuthorship": "Pall.", "genus": "Prenanthes", "subgenus": "", "specificEpithet": "altissima", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William S. Martinus", "recordNumber": "709", "verbatimEventDate": "2015-09-10", "habitat": "In sandy soil of early successional mesic forest.", "occurrenceRemarks": "Rare. Flowers greenish white.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ottawa", "municipality": "", "locality": "Port Sheldon Natural Area Park; 3.5 miles SW of West Olive. 2000' N of Van Buren St., 20' E of 160th Ave.", "decimalLatitude": "42.8755555556", "decimalLongitude": "-86.1788055556", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}