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": ""}
 in marsh. ^1    [ united states   d$ -86.097232  581 |k     43.86119  "7' TALL SHRUB" [PERHAPS NOT PURE] .kw  Muskegon River Basin. s   >wkMA f.v. brunett malpighiales Z PNB   1318174 J~4: nigra o!      Marshall .6e)       SALIX  Dl-  Muskegon  , 1965-06-19
{"catalogNumber": "1318174", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.V. Brunett", "recordNumber": "581", "verbatimEventDate": "1965-06-19", "habitat": "In marsh.", "occurrenceRemarks": "\"7' tall shrub\" [perhaps not pure]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Muskegon", "municipality": "", "locality": "Muskegon River Basin.", "decimalLatitude": "43.286119", "decimalLongitude": "-86.097232", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}