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": ""}
PORTER DigFz  rosaceae r   t Iyg RUBUS ALLEGHENIENSIS MARK P. WIDRLECHNER  s l2  ANTON A. REZNICEK w $S         C.E| ROSALES RUBUS a)*[L   1307253 *zZwn    t*$ ontario    LXZAr Contact UM Herbarium  782 Wg   9  1968-06-22    + canada ALLEGHENIENSIS /Kn R 
{"catalogNumber": "1307253", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus allegheniensis", "scientificNameAuthorship": "Porter", "genus": "Rubus", "subgenus": "", "specificEpithet": "allegheniensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "Anton A. Reznicek", "recordNumber": "782", "verbatimEventDate": "1968-06-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}