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": ""}
   6 muskegon -86.29174 Z7    8, CERATOPHYLLU  Q> CERATOPHYLLALES   *;-]m 348  C C.M. Tarzwell ceratophyllacea g&`5    ,a( MUSKEGON LAKE.   L. Y  _   [Active b(arcode. On same sheet as Najas guadaluensis with inactive barcode 1479919.][ Najasguadalupensis - b(ut fr. is 2.7 mm long! EGV] ?Qs    [=-L MICHIGAN     `R!jM United States  X` 1936-09-09    ,Rt demersum   Ceratophyllum demersum t>:?> 
{"catalogNumber": "", "order": "Ceratophyllales", "family": "Ceratophyllaceae", "scientificName": "Ceratophyllum demersum", "scientificNameAuthorship": "L.", "genus": "Ceratophyllum", "subgenus": "", "specificEpithet": "demersum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C.M. Tarzwell", "recordNumber": "348", "verbatimEventDate": "1936-09-09", "habitat": "", "occurrenceRemarks": "[Active barcode. On same sheet as Najas guadalupensis with inactive barcode 1479919.][ Najas guadalupensis - but fr. is 2.7 mm long! EGV]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Muskegon", "municipality": "", "locality": "Muskegon Lake.", "decimalLatitude": "", "decimalLongitude": "-86.29174", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}