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": ""}
 cascade glen, ann arbor. &  1251779  O  anton . reznicek 0   ^: puniceum    w washtenaw  Symphyotrichum t     6 Carl D. LaRue  o  d Sympbyotrichum puniceum  asteraceae g        a (L.) Ã. LÃ¶VE & D. LÃ¶VE    -83.756434 RDL    6-yr asterales
{"catalogNumber": "1251779", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum puniceum", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve & D. L\u00c3\u00b6ve", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "puniceum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Carl D. LaRue", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Cascade Glen, Ann Arbor.", "decimalLatitude": "", "decimalLongitude": "-83.756434", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}