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": ""}
 <  P  1468413    CECIL BILLINGTON  |j united states   serotina Ih   y Berrien    Xdu> CLIMAX FOREST.  - -86.6231632    prunus +go  41.8345896  T   PRUNUS SEROTINA s7    z [ Rosaceae  c michigan   c9A 1921-05-19  rosales m d  AT WARREN WOODS. [&v*9   
{"catalogNumber": "1468413", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus serotina", "scientificNameAuthorship": "", "genus": "Prunus", "subgenus": "", "specificEpithet": "serotina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "", "verbatimEventDate": "1921-05-19", "habitat": "Climax forest.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "At Warren Woods.", "decimalLatitude": "41.8345896", "decimalLongitude": "-86.6231632", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}