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": ""}
  Z  marshall papyrifera   R   BETULA PAPYRIFERA j% L8   $KT Near Blue Creek, ca. 1 mi. W. of Millburg.    * $lm 6442     r  michigan 1958-06-11  UE    %< Berrien Betulaceae V   :/ "BARK WHITE" 42.122778 m|yh       gU betula  -86.361204 tv   b 1350732   p+ A SINGLE TREE CA. 6" DBH. WITH LARIX, RHUqS VERNIX, PINUS STROBUS ETC., IN SWAMPY GROUND.
{"catalogNumber": "1350732", "order": "", "family": "Betulaceae", "scientificName": "Betula papyrifera", "scientificNameAuthorship": "Marshall", "genus": "Betula", "subgenus": "", "specificEpithet": "papyrifera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6442", "verbatimEventDate": "1958-06-11", "habitat": "A single tree ca. 6\" dbh. With Larix, Rhus vernix, Pinus strobus etc., in swampy ground.", "occurrenceRemarks": "\"Bark white\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Near Blue Creek, ca. 1 mi. W. of Millburg.", "decimalLatitude": "42.122778", "decimalLongitude": "-86.361204", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}