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": ""}
  PETALS WHITE. @ U    CAPSELL4  BURSA-PASTOAIS M&>e0  MEADOW. 4z   1894-05-11 L8   bursa-pastoris R#      42.78629 rPC  -86.10389 J#      sC ]UNITED STATES      HOLLAND %z _   Michigan ! 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Capsella bursa-pastoris", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "bursa-pastoris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1894-05-11", "habitat": "Meadow.", "occurrenceRemarks": "Petals white.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Holland", "decimalLatitude": "42.78629", "decimalLongitude": "-86.10389", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}