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": ""}
  8 _ pubescens  2s  cedar swamp.  _yW Near Rigsville.  var. dh G  (Willd.) O. W. Knight _   1928-06-30 ?4   7 p# john h. ehlers   sQ ORCHIDACEAE cypripedium :   x MICHIGAtN  QoGw asparagales    donovan s. correll    3644 aif  45.570011 7   CHEBOYGAN Z,    parviflorum p& 6A  
{"catalogNumber": "", "order": "Asparagales", "family": "Orchidaceae", "scientificName": "", "scientificNameAuthorship": "(Willd.) O. W. Knight", "genus": "Cypripedium", "subgenus": "", "specificEpithet": "parviflorum", "verbatimTaxonRank": "var.", "infraspecificEpithet": "pubescens", "identifiedBy": "Donovan S. Correll", "recordedBy": "John H. Ehlers", "recordNumber": "3644", "verbatimEventDate": "1928-06-30", "habitat": "Cedar swamp.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Near Riggsville.", "decimalLatitude": "45.570011", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}