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": ""}
  VAN BUREN  xq    POPULUS ;<?      8p]@ -86.35333 L.     LnP&michigan 42.25466 @|#U   e nigra  [ anton a. reznicek  1317045 iN sq      d 7110  S4LICACEAE  <q   1^h Malpighiales   x?) Sand beach of Lake Michigan at mouth of creek. 1982-10-07 %!t 
{"catalogNumber": "1317045", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Populus", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "7110", "verbatimEventDate": "1982-10-07", "habitat": "Sand beach of Lake Michigan at mouth of creek.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Van Buren", "municipality": "", "locality": "", "decimalLatitude": "42.25466", "decimalLongitude": "-86.35333", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}