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": ""}
 1950-08-19 C>   +. :  jacq.       SILPHIUM #  ab4ndoned muck fie|d T       % Berrien    terebinthinaceum wlj   4( 1256492  BERTRAND TWP.; T8S, R18W, SEC.16  D:  GEORGE W. P4RMELEE E.Qi    
{"catalogNumber": "1256492", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Jacq.", "genus": "Silphium", "subgenus": "", "specificEpithet": "terebinthinaceum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George W. Parmelee", "recordNumber": "", "verbatimEventDate": "1950-08-19", "habitat": "Abandoned muck field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Berrien", "municipality": "", "locality": "Bertrand Twp.; T8S, R18W, Sec.16", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}