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": ""}
  wU spiranthes cernua  fx 1960-09-03   -85.526153 s -d    $ "flowers white, almost odorless"  U-  1343711   E 1973  Spirantbes o     MICHIGAN N<g74     north of mayfield, 9-10 miles southeast of traverse city. |    cernua - m      
{"catalogNumber": "1343711", "order": "", "family": "", "scientificName": "Spiranthes cernua", "scientificNameAuthorship": "", "genus": "Spiranthes", "subgenus": "", "specificEpithet": "cernua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1973", "verbatimEventDate": "1960-09-03", "habitat": "", "occurrenceRemarks": "\"Flowers white, almost odorless\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "North of Mayfield, 9-10 miles southeast of Traverse City.", "decimalLatitude": "", "decimalLongitude": "-85.526153", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}