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": ""}
  michigan Z,   ca. 2 mi SW of Frederic h  violaceae Ev     P< (schwein.) n.h.russell VIOLA PUBESCENS VAR. ERIOCARPA FY  beech-maple woods    eriocarpa C B     jO-] CRAWFORD  -84.79453 E    Z 1352478    KCaV MALPIGHIALES   # Ps Viola  ?4 1957-05-11  PUBESCENS lgc   v&   occassional, "flowers yellow" 
{"catalogNumber": "1352478", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola pubescens var. eriocarpa", "scientificNameAuthorship": "(Schwein.) N.H.Russell", "genus": "Viola", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "eriocarpa", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1957-05-11", "habitat": "beech-maple woods", "occurrenceRemarks": "occassional, \"flowers yellow\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Crawford", "municipality": "", "locality": "ca. 2 mi SW of Frederic", "decimalLatitude": "", "decimalLongitude": "-84.79453", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}