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": ""}
 xG Symphyotrichum laeve    1319879 d#   laeve    !    MICHIGAN -<   42.2821 2*   f: botanical garden.   C S8_ CARL D. LARUE     (L.) Ã. LÃ¶VE & D. LÃ¶VE 4     WASHTENAW %A   sP 1915-08-14   HlCf BOTANICL GARDENS, ANN ARBOR. SYMPHYOTRICHUM  r 
{"catalogNumber": "1319879", "order": "", "family": "", "scientificName": "Symphyotrichum laeve", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve & D. L\u00c3\u00b6ve", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "laeve", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl D. LaRue", "recordNumber": "", "verbatimEventDate": "1915-08-14", "habitat": "Botanical Garden.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Botanical Gardens, Ann Arbor.", "decimalLatitude": "42.2821", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}