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": ""}
 0c United States  1&ZQ laeve  Kx John H. Ehlers  k +^V (L.) 8Ã. LÃ¶VE & D. LÃ¶VE   cheboyg4n (1RGA   x 1257  Openings - Jack Pine Plains Y  asteraceae `  1250804 h_  1920-08-21 @w   ES   ASTRALES  BL L MICHIGAN   , NO DATA PROVIDED ON LABEL OF CATALOG NO: 1250804    SYMPHYOTRICHUM  S        m symphyotrichum laeve
{"catalogNumber": "1250804", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum laeve", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve & D. L\u00c3\u00b6ve", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "laeve", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1257", "verbatimEventDate": "1920-08-21", "habitat": "Openings - Jack Pine Plains", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "no data provided on label of catalog no: 1250804", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}