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": ""}
    [Scripsit M.W. Harrington] a   3Udo prunus WASHTENAW `uJ   rosales IE  42.270872 Wr`   -83.72329 y  PRUNUS VIRGINIANA C6UN   S.N. 6R    viriniana #V]nk  ann arbor & iN  1860 x    EG7% e.e. baldwin l.  hoO  michigan *z<   Rosaceae ;L%   f4 1468533  
{"catalogNumber": "1468533", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus virginiana", "scientificNameAuthorship": "L.", "genus": "Prunus", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.E. Baldwin", "recordNumber": "s.n.", "verbatimEventDate": "1860", "habitat": "", "occurrenceRemarks": "[Scripsit M.W. Harrington]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}