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": ""}
1970-09-13 nt A       JKlGO OBTUSA Clyde Twp. West shore of Crooked Lake. b,H  Eleocharis EU?#S  Eleocharis obtusa F3  1806 .   1484350 SuFs  -86.030814 @!S   Yq/ (willd.) schult.     Gary J. Pierce poales kq      ` cyperaceae Allegan [T  42.520014 2-=9R   Michigan t   *%^S5 growing in nearly pure stand, 20m wide. Anton A. Reznicek xO8R  
{"catalogNumber": "1484350", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "(Willd.) Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Gary J. Pierce", "recordNumber": "1806", "verbatimEventDate": "1970-09-13", "habitat": "", "occurrenceRemarks": "Growing in nearly pure stand, 20m wide.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "Clyde Twp. West shore of Crooked Lake.", "decimalLatitude": "42.520014", "decimalLongitude": "-86.030814", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}