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": ""}
 & spiraea   1979-07-24 yPv   44.103397 -f-h    f[f UNITED STATES  8[ Spiraea alba  l grant twp., nordhouse dunes.   mason Z T   -86.43058 L      north end of eadw. =Pl;,    "FLOWERS WHITE" &    g U ROI  651 -:  1471168 s 
{"catalogNumber": "1471168", "order": "", "family": "", "scientificName": "Spiraea alba", "scientificNameAuthorship": "Du Roi", "genus": "Spiraea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "651", "verbatimEventDate": "1979-07-24", "habitat": "North end of meadow.", "occurrenceRemarks": "\"Flowers white\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mason", "municipality": "", "locality": "Grant Twp., Nordhouse Dunes.", "decimalLatitude": "44.103397", "decimalLongitude": "-86.43058", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}