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": ""}
  CENTAURIUM PULCHELLUM W&n9*  Ann Arbor; Brown Park, =U    -83.712501  iK5    centaurium r$F$    j PULCHELLUM  486 E`    yU7 1994-08-04    (Sw.) Druce  =ou2 Washtenaw  : "Flowers dark pink."  beverly s. walters : NM%     C* )y 42.241663  (RW?) low wet spit extending into west side of detention pond, dominated by lythrum salicaria.    gn MICHIGAN
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Centaurium pulchellum", "scientificNameAuthorship": "(Sw.) Druce", "genus": "Centaurium", "subgenus": "", "specificEpithet": "pulchellum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Beverly S. Walters", "recordNumber": "486", "verbatimEventDate": "1994-08-04", "habitat": "low wet spit extending into west side of detention pond, dominated by Lythrum salicaria.", "occurrenceRemarks": "\"Flowers dark pink.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor; Brown Park,", "decimalLatitude": "42.241663", "decimalLongitude": "-83.712501", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}