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": ""}
    2015-08-13 PB    adoxaceae $    anton a. reznicek N-5K   -84.9892 ~Dp   e0    United States  Viburnum v4 Yo  1513262 x^E      OCCASIONAL; RED FRUIT e       r Timothy L. Walters
{"catalogNumber": "1513262", "order": "", "family": "Adoxaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Viburnum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Timothy L. Walters", "recordNumber": "", "verbatimEventDate": "2015-08-13", "habitat": "", "occurrenceRemarks": "Occasional; red fruit", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.9892", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}