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": ""}
  grand island, shore in sect. 15, t47n r19w. Ef sv!    gqb ASTEhRACEAE Alger ;?IW    ?T michigan ERIGERON 3QU   4?EG^ 8821         L! 1253887  I/ 1991-07-08 NOIST, FLAT ROCKS ALONG SHORE AT BASE OF VERY LOW AND IRREGULAR SHORE CLIFFS. Jm|  46.47085 % g       #N "Scarce, rays white."    
{"catalogNumber": "1253887", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Erigeron", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8821", "verbatimEventDate": "1991-07-08", "habitat": "Moist, flat rocks along shore at base of very low and irregular shore cliffs.", "occurrenceRemarks": "\"Scarce, rays white.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "Grand Island, shore in sect. 15, T47N R19W.", "decimalLatitude": "46.47085", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}