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": ""}
pilosum 5   1916-09-10 ?VV   SHORE OF PRENTIS BAY, X  symphyotrichum pilosum var.pringlei K   ?Zt)K Asterales     Mh$ 45.979931 1251609 rb  -8.22448 c8c    5T PRINGLEI    = 279       +_|d* John H. Ehles   
{"catalogNumber": "1251609", "order": "Asterales", "family": "", "scientificName": "Symphyotrichum pilosum var. pringlei", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "pilosum", "verbatimTaxonRank": "", "infraspecificEpithet": "pringlei", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "279", "verbatimEventDate": "1916-09-10", "habitat": "Shore of Prentis Bay,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.979931", "decimalLongitude": "-84.22448", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}