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": ""}
  ANTON A. REZNICEK S      00:01 ,JN       eo&s# UNITED STATES PRUNUS UMBELLATA U zK2     %4z w side of m33, s of co. 604. 10 km s of m10.      IN FLOWER IN MOSTLY SUN <     M* umbellata Robert E. Preston +8~    1514882 N 
{"catalogNumber": "1514882", "order": "", "family": "", "scientificName": "Prunus umbellata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "umbellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Robert E. Preston", "recordNumber": "00:01", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "In flower in mostly sun", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "W side of M33, S of Co. 604. 10 km S of M10.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}