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": ""}
 Sym phyotrichum oolentangiese 9YL  Symphyotrichum x`_8    (RIDDELL) G. L. NESOM E>z0W   F.N. Hamerstrom, Jr. bX=   EDWIN S. GEORGE RESERVE: 3 I. WEST PINCKNEY GRID Q-21 F   461 )    Q91Y LIVIN/GSTON ASTERALES 4    DT2k m|chigan 1251534 `   `Y Z 42.456686 ASTERACEAE  =7    -84.005246 -)  "ASSOCIES: QUERCUS - CARYA, CAREX PENSYLVANICA, ROSA, RUBUS, ASCLEPIAS SYRIACA." Z    g3Gb united states   oolentangiense <uo 
{"catalogNumber": "1251534", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum oolentangiense", "scientificNameAuthorship": "(Riddell) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "oolentangiense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.N. Hamerstrom, Jr.", "recordNumber": "461", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Associes: Quercus - Carya, Carex pennsylvanica, Rosa, Rubus, Asclepias syriaca.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "Edwin S. George Reserve: 3 i. West Pinckney Grid Q-21", "decimalLatitude": "42.456686", "decimalLongitude": "-84.005246", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}