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": ""}
 john s. drumke U   ,] 1915-07-01  1349859  a6Y%   gu Marshall  W NEAR FLOODWOOD.  -86.0218 O   CNp  46.12211 corylus cornuta zk$n    cAhQ Faqales   MICHIGAN ^@Sc    s.n. i6er   G W^6 betulaceae        
{"catalogNumber": "1349859", "order": "Fagales", "family": "Betulaceae", "scientificName": "Corylus cornuta", "scientificNameAuthorship": "Marshall", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "John S. Drumke", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1915-07-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Near Floodwood.", "decimalLatitude": "46.12211", "decimalLongitude": "-86.0218", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}