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": ""}
4709 r  ohioensis S^G    a`fh asteraceae    SHORE OF LAKE HURON AT CASTLE ROCK, ST. IGNACE p         1257330 E~  ast|erales:   ;^cy| SOLIDAGO OHIOENSIS  JOHN H. EHLERS )kl      co MACKINAC  p1[9A 1930-09-15 Michigan 4U  low sand ridge, 0r  
{"catalogNumber": "1257330", "order": "Asterales", "family": "Asteraceae", "scientificName": "Solidago ohioensis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ohioensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4709", "verbatimEventDate": "1930-09-15", "habitat": "Low sand ridge,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "shore of Lake Huron at Castle Rock, St. Ignace", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}