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": ""}
 dw- 878  50 2016-09-18 Celtis S oCj   Bq9#T anton a. reznicek   MICHIGAN dH@f:   MT  ALLEGAN STATE GAME AREA; 4.5 MILES S OF HAMILTON. 75'M OF 44TH ST., 15' S OF 126TH AVE.  M vt William S. Martinus  6wZK 42.6082222 occidentalis lgQc     allegan 09S  L. ;xwG   y in sandy soil in upland forest edge.   Celtis occidentalis z  V    QN3i COMMON SAPLING AND TREE. 1513778 .   g1:w united states  !T cannabaceae 
{"catalogNumber": "1513778", "order": "", "family": "Cannabaceae", "scientificName": "Celtis occidentalis", "scientificNameAuthorship": "L.", "genus": "Celtis", "subgenus": "", "specificEpithet": "occidentalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William S. Martinus", "recordNumber": "878", "verbatimEventDate": "2016-09-18", "habitat": "In sandy soil in upland forest edge.", "occurrenceRemarks": "Common sapling and tree.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "Allegan State Game Area; 4.5 miles S of Hamilton. 75' W of 44th St., 15' S of 126th Ave.", "decimalLatitude": "42.6082222", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}