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": ""}
  ca. 3 miles nw of nahma. around marsh lake. t40n r 19w, sec 7 L.           An 1861   | -86.697286      .>Y 1985-08-05  Wlw~ Spiraea tomentosa  tO On MICHIGAN     ROSALES . n R  
{"catalogNumber": "", "order": "Rosales", "family": "", "scientificName": "Spiraea tomentosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1861", "verbatimEventDate": "1985-08-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "ca. 3 miles NW of Nahma. Around Marsh Lake. T40N R 19W, Sec 7", "decimalLatitude": "", "decimalLongitude": "-86.697286", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}