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": ""}
  B 1513923  aucuparia L    JFsW 42.6082222   MICHIGAN tZ N  allegan state game area; 4.5 miles s of hamilton. 750' w of 44th st., 20' s of 16th ave. 2]>#    P| UNITED STATES   Kw < Allegan      ! -85.9731389  8 ROSACEbAE SORBUS AUCUPARIA       /?Ws 2017-05-12   d$N Rare vnderstory sapling.  G= william s. martinus ANTON A. REZNICEK    ROSALES o Xkg  
{"catalogNumber": "1513923", "order": "Rosales", "family": "Rosaceae", "scientificName": "Sorbus aucuparia", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "aucuparia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William S. Martinus", "recordNumber": "", "verbatimEventDate": "2017-05-12", "habitat": "", "occurrenceRemarks": "Rare understory sapling.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "Allegan State Game Area; 4.5 miles S of Hamilton. 750' W of 44th St., 20' S of 126th Ave.", "decimalLatitude": "42.6082222", "decimalLongitude": "-85.9731389", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}