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": ""}
  bAb madison twp, near east side of sand creek hwy, n of beecher rd 1986-07-06 Ry/GW       robert w. smith >ri        k^78 elaeagnus 41.893651    [  elaeagnace4e !o    -84.072949 2  1729 )=       xJ>c MICHIGAN  !z elaeagnus amgustifolia 
{"catalogNumber": "", "order": "", "family": "Elaeagnaceae", "scientificName": "Elaeagnus angustifolia", "scientificNameAuthorship": "", "genus": "Elaeagnus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "1729", "verbatimEventDate": "1986-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Madison Twp, near east side of Sand Creek Hwy, N of Beecher Rd", "decimalLatitude": "41.893651", "decimalLongitude": "-84.072949", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}